Ключевые слова: adult, asking, audience, brainstorming, business, businessman, businesswoman, caucasian, chart, clipboard, colleague, colleagues, communication, conference, convention, explaining, female, focus, graph, group, hand, holding, indoors, lecture, male, man, mature, meeting, men, office, people, pointing, presentation, presenting, professional, progress, question, seminar, showing, sitting, smart, speaker, strategy, student, suit, team, woman, worker, workplace, young,