Ключевые слова: app, ask, asking, assistance, assistant, business, businessman, call, closeup, communication, consultant, convenience, cropped, customer, cyber, device, digital, focus, gadget, hand, help, holding, horizontal, intelligent, internet, male, man, men, microphone, mobile, office, people, person, personal, perspective, phone, professional, question, recognition, representative, screen, service, sign, smart, support, symbol, technology, text, voice, wireless,