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Man in sweater holding cup of coffee in morning with beautiful mountain background. Concept of relaxation, nature travel and technology.

Man in sweater holding cup of coffee in morning with beautiful mountain background. Concept of relaxation, nature travel and technology.

#1144890718
African hiker with hat and backpack stands with his arms outstretched on top of a mountain. Concept of traveling and hiking adventures.

African hiker with hat and backpack stands with his arms outstretched on top of a mountain. Concept of traveling and hiking adventures.

#1144890696
Biological scientist looking at samples by using microscope doing research for new vaccine in pharmaceutical labolatory

Biological scientist looking at samples by using microscope doing research for new vaccine in pharmaceutical labolatory

#551871766
Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

#1006695276
Hand of students taking exam with stress in classroom

Hand of students taking exam with stress in classroom

#264920988
Man in white shirt using tablet in the morning with beautiful sunset and mountain in background.Concepts of relaxation, nature travel and technology

Man in white shirt using tablet in the morning with beautiful sunset and mountain in background.Concepts of relaxation, nature travel and technology

#1095112748
African traveler with hat and backpack stands with his arms outstretched on top of a mountain on sunset. Concept of traveling and hiking adventures

African traveler with hat and backpack stands with his arms outstretched on top of a mountain on sunset. Concept of traveling and hiking adventures

#1095038614
Closeup to hand of student holding pen and taking exam in classroom with stress for education test .

Closeup to hand of student holding pen and taking exam in classroom with stress for education test .

#172121426
Scouts Honor hand gesture

Scouts Honor hand gesture

#627441835
Close up hand of students reading and taking exam sheets exercises answer with stress in classroom

Close up hand of students reading and taking exam sheets exercises answer with stress in classroom

#652401048
Closeup to hand of student holding pencil and taking exam in classroom with stress for education test.

Closeup to hand of student holding pencil and taking exam in classroom with stress for education test.

#188431708
A floor support stick is placed in the restroom of a gas station.

A floor support stick is placed in the restroom of a gas station.

#1017055504
Close up hand of students reading and taking exam sheets exercises answer with stress in classroom

Close up hand of students reading and taking exam sheets exercises answer with stress in classroom

#757381352
African engineer man stands with smile front the wind turbines generating electricity power station.Concept of sustainability development by alternative energy

African engineer man stands with smile front the wind turbines generating electricity power station.Concept of sustainability development by alternative energy

#556191204
African man praying for thank god in the green nature background

African man praying for thank god in the green nature background

#435386867
The poor dog had a scar on his nose.Concept for helping abandoned or abused animals

The poor dog had a scar on his nose.Concept for helping abandoned or abused animals

#864224981
African maintenance male checking car, service via insurance system at automobile repair and check up center

African maintenance male checking car, service via insurance system at automobile repair and check up center

#992238918
Students reading exam answer sheets exercises in classroom of school with headache.and stress

Students reading exam answer sheets exercises in classroom of school with headache.and stress

#630269051
Bat hanging upside down on the tree.

Bat hanging upside down on the tree.

#114310369
Family of Asian travelers standing happily talking with suitcases in hotel room with sunshine panoramic city view.

Family of Asian travelers standing happily talking with suitcases in hotel room with sunshine panoramic city view.

#892543536
African engineer smile and using tablet with the wind turbine for inspect the operation of large wind turbines that converts wind energy into electrical energy

African engineer smile and using tablet with the wind turbine for inspect the operation of large wind turbines that converts wind energy into electrical energy

#938619206
Students secretly take notes and send answers to each other during a school exam. Concept of corruption in the exam room.

Students secretly take notes and send answers to each other during a school exam. Concept of corruption in the exam room.

#895733640
Stress african man calling for assistance or insurance with his car broken down by the roadside

Stress african man calling for assistance or insurance with his car broken down by the roadside

#445832682
African engineer uses a tablet to operate a high-voltage power system from an electric power plant

African engineer uses a tablet to operate a high-voltage power system from an electric power plant

#555465747
African machine engineer technician wearing a helmet, groves and safety vest is using a wrench to repair the train

African machine engineer technician wearing a helmet, groves and safety vest is using a wrench to repair the train

#433591997
Close-up of writing hands of uniform students taking exam at course.

Close-up of writing hands of uniform students taking exam at course.

#227828815
Students reading exam answer sheets exercises in classroom of school with headache and stress

Students reading exam answer sheets exercises in classroom of school with headache and stress

#757381353
African man praying for thank god with light flare in the green nature

African man praying for thank god with light flare in the green nature

#275704993
Close up hand of students reading and taking exam sheets exercises answer with stress in classroom.

Close up hand of students reading and taking exam sheets exercises answer with stress in classroom.

#762443256
African engineer raised a hand to control a the train on railway with talking by radio communication or walkie talkie

African engineer raised a hand to control a the train on railway with talking by radio communication or walkie talkie

#455549269
Students writing and reading exam answer sheets exercises in classroom of school with stress

Students writing and reading exam answer sheets exercises in classroom of school with stress

#804594897
Smiling Asian girls happily eating noodles with their mother sitting together

Smiling Asian girls happily eating noodles with their mother sitting together

#546005768
High school student examination Students are taking exams in stress in a classroom with broken pencils on the table

High school student examination Students are taking exams in stress in a classroom with broken pencils on the table

#653350505
Happy african business man phone call and talking on walk for contact, chat or good deal and smile on street.Black man using smartphone and talk for networking, sales or stock trading on road.

Happy african business man phone call and talking on walk for contact, chat or good deal and smile on street.Black man using smartphone and talk for networking, sales or stock trading on road.

#619850972
Students writing and reading exam answer sheets exercises in classroom of school with stress

Students writing and reading exam answer sheets exercises in classroom of school with stress

#443229759
African technician fixing the engine of the airplane,Black male aerospace engineering checking aircraft engines

African technician fixing the engine of the airplane,Black male aerospace engineering checking aircraft engines

#646061043
Stress african man calling for assistance or insurance with his car broken down by the roadside

Stress african man calling for assistance or insurance with his car broken down by the roadside

#445788750
African farmer holding tablet for research in organic rice field.Agriculture or cultivation concept

African farmer holding tablet for research in organic rice field.Agriculture or cultivation concept

#427086492
Close up hand of students reading and taking exam sheets exercises answer with stress in classroom.

Close up hand of students reading and taking exam sheets exercises answer with stress in classroom.

#765049018
A cute little girl raises a dog with gentleness and friendliness. Concept of showing love and caring for pets. Pet owner and dog smile at each other

A cute little girl raises a dog with gentleness and friendliness. Concept of showing love and caring for pets. Pet owner and dog smile at each other

#869612213
Smile asian woman holding a blanket or duvet to be washed and dryer in a automatic laundry

Smile asian woman holding a blanket or duvet to be washed and dryer in a automatic laundry

#632221660
Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

#1006695226
Asian girl watching at screen of laptop computer. Students in rural area study online.Concept of Happiness life style

Asian girl watching at screen of laptop computer. Students in rural area study online.Concept of Happiness life style

#627784918
Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

Assessment examination of high school students dressed in uniform.The students were doing the exams inside the classroom with stress.

#997153156
African man in white shirt hold hands on heart chest feel peace, happy thankful biracial male thanking god believe in good luck, faith concept

African man in white shirt hold hands on heart chest feel peace, happy thankful biracial male thanking god believe in good luck, faith concept

#616106204
African engineer windmills wearing white hard hat and using tablet with wind turbine on silhouette sunset

African engineer windmills wearing white hard hat and using tablet with wind turbine on silhouette sunset

#432920790
Outdoor parking with disabled person icon near shopping mall. Parking for disabled persons only

Outdoor parking with disabled person icon near shopping mall. Parking for disabled persons only

#939449934
Tired uniform students sleeping in a exam test in classroom with stress

Tired uniform students sleeping in a exam test in classroom with stress

#489044300
Hand of Student doing test or exam in classroom of school with stress

Hand of Student doing test or exam in classroom of school with stress

#315102630