Ключевые слова: adult, american, boy, business, businessman, caucasian, city, college, concept, copy, copyspace, corona, coronavirus, covid19, epidemic, european, face, facemask, flu, inhabitant, isolated, lifestyle, male, man, mask, men, one, outdoor, outdoors, outside, pandemic, people, portrait, protest, protests, pupil, quarantine, risk, safety, school, space, stop, street, student, students, university, urban, virus, walking, young,