Ключевые слова: american, attractive, black, brunet, casual, cheerful, college, communication, concept, ethnicity, friend, friendship, gesture, greeting, guy, hair, hand, handshake, handsome, happy, hispanic, indian, international, interracial, latin, male, man, meeting, mixed, multiethnic, multiracial, outdoor, outside, people, portrait, positive, race, relationship, shaking, smiling, standing, student, talking, together, tshirt, two, university, wearing, white, young,