—I want to go camping just for a change.—OK A. who cares?B. whatever you say.C. what’s up?

问题补充：

—I want to go camping，just for a change.

—OK，

A. who cares?

B. whatever you say.

C. what’s up?

D. it’s nice of you.

答案：

A. who cares?

B. whatever you say.

C. what’s up?

D. it’s nice of you.

解析：B

解析考查交际用语。句意为：——我想去野营，只是为了换个花样。——好啊，你说了算。whatever you say 表示“你说了算，随便你”。who cares表示“谁在乎呢”；what’s up表示“怎么了”；it’s nice of you表示“你真好”。