单选题：According to Robert Foss. The high death rate of teenage dri

题目分类：英语四级
题目类型：单选题
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题目内容：

According to Robert Foss. The high death rate of teenage drivers is mainly due to ________. A．their frequent driving at night
B．their improper way of driving
C．their lack of driving experience
D．their driving with passengers

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