Ключевые слова: adult, business, businessgroup, businessman, businesspeople, businesswomen, caucasian, center, chairs, class, classroom, collar, college, communication, computer, corporate, desk, desktop, display, education, group, horizontal, interior, job, knowledge, learning, man, modern, monitor, mouse, people, person, place, room, row, school, sitting, student, studying, team, technology, training, university, white, woman, work, workplace, workstation, young,