Keywords
20-25, 20-25 years, 25-30, 25-30 years, adult, adults, adults only, asian, asian ethnicity, brown, brown hair, casual, casual clothing, caucasian, caucasian ethnicity, close-up, cloth, clothing, college, college student, communication, computer, concentration, connection, down, education, efficiency, ethnicity, focus, front, front view, group, hair, hall, hand, head, head and shoulders, human, human hand, indoors, laptop, learn, learning, lecture, lecture hall, look, looking, looking down, men, multi-ethnic, multi-ethnic group, part, part of, people, ps4cd, purestock, selective, selective focus, shoulders, sit, sitting, student, technology, three, three people, using, using laptop, view, wireless, wireless technology, years, young, young adult, young men, 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, 1574r-20852, 1574r 20852, 1574r20852