Keywords
18-19 years, 20's, 20-24 years, 20-25, 20-30, 20s, 25-30, 4, 40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, acknowledging, adult, african-american ethnicity, answering, asian, asian ethnicity, asking, blackboard, board room, boardroom, caucasian, chalkboard, chinese, chinese ethnicity, class, classmate, classroom, college, color, color image, colour, conference, conference room, conference table, education, educator, enquiring, far eastern, fellow, female, fifties, fifty, focus on foreground, forties, forty, four, four people, gal, gathering, gentleman, guy, hands clasped, head & shoulders, head and shoulders, hearing, hispanic, horizontal, human, human being, indoor, indoors, inquiring, inside, instruction, knowledge, lady, latin, latin american, latin american and hispanic ethnicity, latina, learning, listener, listening, low angle, low angle view, male, man, mature adult, mature women, meeting, meeting room, mid life, mid section, mid-section, middle age, middle aged, middle-age, middle-aged, midsection, mixed race person, multi-ethnic group, multicultural, multiculturalism, oriental, people, person, photography, professor, pupil, questioning, responding, school, schoolmate, schoolroom, student, studying, teacher, teaching, tutor, tutoring, twenties, twenty, western european, woman, women, young adult, young men, young women, 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, blm016415