—What can I do for you?

—I’d like to buy a present for my son, ______at a proper price but of great use.

A． that

B．the one

C．which

D．one

收货单不是（）。

A.船方收到货物的凭证

B.承运人签发提单的唯一依据

C.船方编制积载计划的依据

D.承运人收货时作为货损货差的证明文件