Ключевые слова: action, agree, agreement, approval, background, black, business, businessman, businessmen, businesswoman, communication, concept, contract, cooperation, deal, design, finger, friendship, gesture, greeting, gripping, guy, hand, handshake, holding, human, isolated, male, man, match, meeting, men, negotiating, pair, partner, partnership, people, person, professional, promise, shake, success, successful, symbol, team, teamwork, together, union, work, worker,