Ключевые слова: adolescent, african, american, app, application, babysitter, call, camera, cell, child, couch, daughter, device, elder, family, female, free, friends, fun, gadget, girl, girlfriends, home, internet, kid, leisure, lifestyle, make, mixed, mobile, mom, mother, online, parent, people, phone, picture, race, selfie, sister, small, smartphone, technology, teen, time, use, videocall, woman, younger,