Keywords
activity, adolescence, alone, book, boy, caucasian ethnicity, chair, classroom, college student, color image, concentrate, concentration, contemporary, dark hair, day, education, high school, human, indoors, interior, learn, learning, male, man, mood, one, one person, people, pixtal, pupil, reading, single, sitting, student, table, teenager, vertical, young, 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, cd094045