道路旁边放置的反光三角形标志表示什么？

157. 道路旁边放置的反光三角形标志表示什么？

单选题正确率: 89%

A. 前方有车辆故障或事故 B. 前方有道路施工 C. 前方有特殊活动 D. 前方有一座单行桥，你没有优先通行权

恭喜，答对了！ {{vm.result.explain}}

答案不正确！ {{vm.result.explain}}

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