Ключевые слова: acquaintance, adult, arm, black, boss, business, businessman, caucasian, corporate, dark, executive, expression, finger, gesture, gesturing, give, greeting, hand, hold, human, isolated, male, man, manager, office, one, outstretched, palm, partnership, people, person, point, presentation, professional, show, showing, sign, skin, something, success, successful, suit, symbol, thumb, touch, work,