Ключевые слова: adult, african, attention, audience, auditorium, back, black, briefing, business, businessman, businesspeople, coach, coaching, conference, congress, convention, corporate, crowd, debate, event, executive, group, hall, hand, indoors, leadership, lecture, listening, male, man, meeting, mentor, mike, people, person, podium, presentation, professional, public, rear view, room, seminar, speak, speaker, speech, stage, suit, talk, teacher, woman,