Ключевые слова: adult, audience, brainstorming, business, casual, caucasian, center, class, coach, concentration, conference, confidence, congress, convention, cooperation, corporate, creative, crowd, education, event, finance, focus, foreground, group, hand, human, ideas, industry, instructor, intelligence, large, meeting, men, occupation, office, partnership, people, person, presentation, professional, professor, row, seminar, sitting, smart, success, team, training, university, young,