There are such new words as fast food, talk shows and open unive

There are such new words as fast food, talk shows and open university in Modern English. These words show （ ）.
A、the invasion of foreign countries
B、social, economic and political changes
C、the influence of other cultures and languages
D、the rapid development of modern science and technology
【正确答案】：B
【题目解析】：社会、经济和政治变化带来越来越多的词。如，fast food(快餐），talk shows(访谈节目），open university (开放大学）等。答案为B。