Ключевые слова: adult, attractive, audience, briefing, business, businessman, businessperson, caucasian, charismatic, chart, cheerful, coaching, communication, conference, convention, corporate, director, event, executive, expert, explaining, female, financial, graph, hall, handsome, happy, indoors, leadership, lecture, listening, male, man, meeting, people, presentation, professional, public, room, seminar, smiling, speaker, speaking, speech, statistics, success, successful, suit, training,