Ключевые слова: 2024 years, 3539 years, business, businessman, businesswoman, caucasian ethnicity, colleague, color image, communication, computer, concentration, connection, corporate business, coworker, customer service representative, day, headset, horizontal, indoors, laptop, leadership, looking, mid adult, mid adult men, middle eastern ethnicity, multiethnic group, occupation, office, place of work, portable information device, professional occupation, selective focus, sitting, standing, support, technology, telephone, three people, using laptop, white collar worker, wireless technology, working, young adult, young men, young women,