Ключевые слова: 20s, adult, authentic, campus, candid, casual, cellphone, college, copyspace, corridor, cropped, diverse, education, ethnic, friends, friendship, group, happiness, happy, holding, indoor, indoors, informal, inside, interior, learning, lifestyle, looking, mobile, natural, people, person, real, scholar, school, screen, selfie, sitting, smartphone, smile, smiling, student, students, study, tech, technology, together, university, varsity, young,