Read the following paragraph carefully and select the best topic sentence from the four possible answers that follow the paragraph.
It is more than just clothing and hairstyles that are in style one year and out of date the next; it's a whole way of living. One year people wear sunglasses on top of their heads and wear jeans and boots; they drink white wine and eat sushi at Japanese restaurants; for exercise they jog several miles a day. However, the next year everything has changed. Women wear long skirts; people drink expensive water from France and eat pasta at Italian restaurants; everyone seems to be exercising at health clubs. Then, suddenly, it has changed again. People wear only natural fabric(safe for the environment);they drink gourmet coffee and eat Thai food; for both leisure and exercise, they go rollerblading( 溜 冰).
Topic Sentence: _____