I'm tired out. I（）all afternoon and I don't seem to have finished anything.

A. shopped

B. have shopped

C. had shopped

D. have been shopping

适度的应急救援战略储备，不包括（）适量准备。指在发生公共危机事件时使应急救援能力得以增强和持续，为应急救援工作的顺利完成提供保障。

A.人员

B.资金

C.物资

D.方案