单选题：What is NOT the purpose of innovations that use satellite t

题目分类：理工类
题目类型：单选题
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题目内容：

What is NOT the purpose of innovations that use satellite tracking and remote communica—tions? A．To prevent car thieves from getting into your car．
B．To call for help when one’s car crashes．
C．To call for help when the car gets jammed in the traffic．
D．To track the car down when it is being stolen．

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答案解析：

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