Ключевые слова: alternative, background, business, buttons, check, choice, choose, client, concept, events, excellence, face, feedback, finger, good, hand, happy, icon, life, male, man, marketing, modern, mood, negative, opinion, orange, poll, positive, product, quality, question, questionnaire, rank, rating, research, review, sad, satisfaction, service, showing, smile, survey, symbol, test, unhappy, user, woman,