Ключевые слова: 30, 30 34, adult, age, aged, american, assertive, assertiveness, business, businessman, caucasian, clothes, co worker, colleague, conference, confidence, confident, cooperation, display, enterprise, european, executive, five, full, give, guidance, leadership, lean, leaning, lectern, looking, male, man, mature, meeting, mid, middle, office, one, people, person, portrait, portraiture, preparing, presentation, readying, room, smile, standing, western,