以下选项中属于合同风险分散和转移的措施是()。

A.增设风险合同条款 

B.加强索赔管理 

C.向保险公司投保 

D.增设保值条款

Bottom stowage on board a ship is usually given to（）.

A.dry cargoes

B.heavy cargoes

C.delicate cargoes

D.the cargoes bound for the first port of call