Keywords
18-19 years, 20-24 years, 20-25 years, 20-29 years, 20s, 60-64 years, 60-65 years, 60-69 years, 60s, adolescent, adult, campus, caucasian, caucasian ancestry, caucasian ethnicity, caucasians, classroom, college, college student, college students, collegian, collegians, concentrating, education, female, focusing, four people, half length, high school, hispanic, hispanic ancestry, hispanic ethnicity, hispanics, indoors, instruction, juvenile, latin american, latin american ancestry, latin american ethnicity, latin americans, latin-american, latin-american ancestry, latin-american ethnicity, learning, library, looking, looking down, male, mid adult, mid-adult, middle aged, middle-aged, middle-aged man, multi ethnic group, professor, provo, reading, secondary school, senior adult, serious, sixties, small group of people, students, studying, technology, teen, teenager, twenties, university, university students, vertical, working, working hard, writing, young, young adult, young adult man, young adult woman, 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, u11156370