307If an accident takes place on a road with a speed limit over 50 km per hour, how many meters behi
問題詳情
307If an accident takes place on a road with a speed limit over 50 km per hour, how many meters behind the vehicle are the drivers required to place a vehicle breakdown warning sign? (A) 50~100 meters. (B) 30~100 meters. (C)5~30 meters.