Ключевые слова: adult, answering, app, business, businessman, businessperson, casual wear, caucasian, chatting, communication, corporate, corporate business, glass, handsome, holding, indoor, looking, male, man, manager, message, mobile, mobile phone, modern, office, office worker, one person, people, phone, portrait, professional, reading, serious, shirt, smartphone, standing, successful, surfing, technology, text message, typing, using phone, wall, work, workplace, young,