Ключевые слова: adult, business, business attire, business man, businessman, businesspeople, caucasian, city, color, color image, colour, communication, convenience, day, daylight, daytime, descending, enterprise, escalator, executive, fellow, gentleman, guy, holding, human, human being, indoors, male, man, metropolitan, on the go, on the move, one, one person, outdoors, outside, people, person, stair, standing, suit, transit, transport, urban, vehicle, vertical, young adult,