Keywords
adolescence, adult, arm raised, attracting attention, classroom, color image, contemporary, education, electronics, female, forties, gesture, girl, high school, horizontal, human, indoors, interior, laboratory, learn, learning, male, man, middle-aged, people, pixtal, pupil, raising hand, student, teacher, teenager, young, young adult, youth, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, cd277055