问题详情

WhichofthefollowingisNOTmentionedasawayagainsttrafficaccidents？
A．Buildmorehighways.
B．Conductstricterdrivingtests.
C．Testdriverseverythreeyears.
D．Raisetheagelimitandlaydownsafetyspecifications.
请帮忙给出正确答案和分析，谢谢！