Ключевые слова: african, background, business, caucasian, closeup, concept, contact, contract, cooperation, dark, deal, difference, different, ethnic, friendship, greeting, hand, handshake, holiday, joy, male, men, multiracial, partner, partnership, patriotism, person, portland, professional, racial, racism, relationship, shake, success, successful, together, togetherness, touching, trade, two, union, united, unity, white,