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In school, young boy raising hand in classroom, eager to answer question, copy space
In school, boy raising hand while sitting at desk in classroom
Woman disinfecting her hands at the beauty salon reception desk
Students performing experiments with teacher in science class
Concerned Man Making a Phone Call From His Home Office
In school, Indian female teacher explaining science experiment to students in classroom laboratory
In school, indian female teacher explaining science experiment to students in classroom laboratory
Biracial female teacher with 4 students raising their hands to ask questions in class
