Keywords
18-19 years, 20's, 20-24 years, 20-25, 20-30, 20s, 25-30, 40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, acknowledging, adult, african-american ethnicity, alert, amphitheater seating, answering, arm, arms outstretched, arms raised, arms up, asian, asian ethnicity, asking, caucasian, chinese, chinese ethnicity, class, classmate, classroom, college, color, color image, colour, confidence, confident, copy space, educating, education, educator, enquiring, examining, far eastern, fellow, female, fifties, fifty, focus on foreground, forties, forty, gal, gentleman, gesturing, group, guy, hispanic, holding, horizontal, human, human being, indoor, indoors, information, inquiring, inside, instructing, instruction, instructor, intelligence, interrogating, knowledge, lady, latin, latin american, latin american and hispanic ethnicity, latina, learning, lecture, lecture hall, lecturer, lecturing, low angle, low angle view, male, man, mature adult, mature women, medium group of people, mid life, middle age, middle aged, middle-age, middle-aged, mixed race person, motioning, multi-ethnic group, multicultural, multiculturalism, negative space, oriental, people, person, photography, pointing, portrait, portraiture, professor, pupil, questioning, raised, raising, responding, school, schoolmate, schoolroom, speech, standing, student, studying, talking, teacher, teaching, theater seating, training, tuition, tutor, tutoring, twenties, twenty, university, up, western european, white space, wisdom, 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, blm016684