【正确答案】 C

【答案解析】
[听力原文] Questions <14>-<16>
For many years, T-shins were simple short-sleeved undershirts for men and boys. T-shins used to be of one color-white. And since they were worn under shins, they were generally not seen.
Today the T-shirt has become fashionable. It can be seen everywhere and on everyone. Women and little children wear T-shirts as do teenagers, university students, and men from all walks of life. T-shirts are worn on playgrounds, on the beach or in town They can also be worn for work. Yet T-shirts remain relatively inexpensive and long lasting, as well as easy to care for. Smart but comfortable and convenient to wear, they have become one of America's newest ideas on fashion.
Although T-shins am now available in a wide variety of bright materials and styles, the most popular kind is the traditional cotton T-shins with a slogan or picture printed on the front. As T-shins beating insignias are becoming more and more popular, new designs are coming up all the time.