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, african american, african american ancestry, african american ethnicity, african americans, african ancestry, african descent, asian, asian ancestry, asian ethnicity, asians, back to camera, black, black ancestry, black people, black person, campus, caucasian, caucasian ancestry, caucasian ethnicity, caucasians, chinese, chinese ancestry, chinese ethnicity, classroom, college, college students, desk, east asian, east asian ancestry, east asian ethnicity, east asians, education, female, five people, hall, hand up, head and shoulders, high school, indoors, juvenile, lecture, library, male, middle aged, middle-aged, middle-aged man, multi ethnic group, oriental, oriental ancestry, professor, provo, question, response, senior adult, sixties, small group of people, students, studying, technology, teen, teenager, twenties, vertical, 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, u11347547