类风湿性关节炎作业治疗中，可改善协调和灵巧度的训练是（）

A.编织

B.冷疗

C.沙袋肌力训练

D.等张收缩训练

E.桌面推拉滚筒运动

During the process of loading, damages to cargo can be reduced to minimum by（）.

A.shippers who deliver the cargo to the ship on time

B.stevedores who handle the cargo with caution

C.ship's crew members who check the cargo in regular intervals

D.consig ees who take goo care of the cargo