—Why didn’t you pick up the sunglasses?

—I _____ it, but I didn’t carry that much money.

A．could buy

B．should buy

C．must have bought

D．could have bought

道路运输应急预案应当包括（）和设备的储备以及处置措施等内容。

A、应急车辆

B、应急指挥

C、报告程序