From the passage we know that the increased use of cars will______. Which of the following is the best solution to the problems

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问题 From the passage we know that the increased use of cars will______.
Which of the following is the best solution to the problems mentioned in the passage?

选项 A、The designing of highly efficient car engines.
B、A  reduction of vehicle use in cities.
C、The development of electric cars.
D、The use of less polluting fuels.

答案C

解析 细节题。根据题干中的solution可确定答案在第二段,又根据best可进一步确定答案在该段第二句the introduction of vehicles powered by electricity is ultimately the only sustainable option,故C是正确答案。
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