[单项选择]Questions 16-20 are based on the following passage. I heard many parents complaining that their teen-age children are rebelling. I wish it were so. At your age you ought to be growing away from your parents. You should be learning to stand on your own two feet. But take a good look at the present rebellion. It seems that teen-agers are taking the same way of showing that they disagree with their parents. (86) Instead of striking out boldly on their own, most of them are clutching at one another’s hands for reassurance. They claim they want to dress as they please. But they all wear the same clothes. They set off in new directions in music. But somehow they all end up huddled round listening to the same record. Their reason for thinking or acting in thus-and-such a way is that the crowd is doing it. They have come out of their cocoons (茧) and entered a larger one. (87) It has become harder and harder for a teen-ager to stand up against the popularity wave and to go his or her own
A. readers how to be popular with people around
B. people how to understand and respect each other
C. parents how to control and guide their children
D. teen-agers how to learn to decide things for themselves