Ключевые слова: active, adolescence, adolescent, adult, app, attractive, background, beautiful, casual, closed, dancing, device, enjoying, expression, eyes, feeling, female, fun, funny, girl, happy, headphones, headset, holding, isolated, joyful, lady, laughing, leisure, lifestyle, listening, mobile, modern, mp3, music, people, person, phone, player, singing, smartphone, smiling, technology, teenage, teenager, white, woman, young,