Ключевые слова: 3034 years, 4044 years, business, business conference, business person, businessman, businesswoman, caucasian ethnicity, coffee break, coffee cup, collaboration, colleague, color image, communication, conference event, confidence, convention center, cooperation, corporate business, expertise, formalwear, global business, horizontal, indoors, lanyard, lobby, looking, mature adult, mature women, meeting, mid adult, mid adult men, occupation, office, presentation, professional occupation, selective focus, seminar, standing, talking, three people, welldressed, white collar worker,