Ключевые слова: adult, beard, business person, businessman, casual clothing, caucasian ethnicity, cheerful, communication, confidence, copy space, gray hair, handsome, happiness, holding, indoors, lifestyles, looking, looking at camera, mature adult, mature men, men, mobile phone, occupation, old, one man only, one person, outdoors, portable information device, portrait, professional occupation, real people, relaxation, retirement, senior adult, senior men, shirt, smart phone, smiling, standing, technology, telephone, text messaging, wireless technology, working,