题目内容：
Which of the following statement is true, according to the article?__________.
A．The accident rate will be reduced in the next few years B．Motor vehicle registration will cause an increase in accidents in the future
C．Unless the accident is decreased, ten per cent of the American population will be killed or injured in motor accidents in the next 15 years
D．There is no hope that the accident rate will decrease during the next 15 years
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答案解析：