Ключевые слова: business, businessman, caucasian, communication, conference, connection, corporate, desk, digital device, discussion, european, executive, eyeglasses, formal wear, gadget, gesture, greeting, headset, hello, indoors, internet, laptop, man, manager, meeting, office, one person, online, profession, professional occupation, quarantine, salute, self isolation, smiling, successful, talk, technology, video call, video chat, waving hand, web, wireless, work, workplace, workspace, young adult,