Ключевые слова: 3034 years, 30s, 3539 years, 5054 years, 50s, adviser, african ethnicity, answering, associate, audience, black, building, business, businessman, businesswoman, caucasian, caucasian ethnicity, chair, colleagues, commercial, company, conference, confidence, confident, congress, consultant, convention, corporate, diverse, diversity, entrepreneur, entrepreneurship, executive, expertise, explaining, female, formals, guest speaker, guidance, hand raised, indoors, intelligence, intelligent, leader, leadership, lifestyle, male, man, mature adult, mature women, medium group of people, meeting, mid adult, mid adult men, mixedrace, mixedrace person, occupation, office, part of, presentation, professional, questioning, raising hand, seminar, sitting, skill, smart, smart casuals, speaker, speaking, speech, standing, strategy, suit, summit, team, teamwork, together, training, woman, workplace, workshop,