— Could you look after my pet dog for me while I am away? — .A. No thanksB. Yes I couldC

问题补充：

— Could you look after my pet dog for me while I am away?

— .

A. No, thanks

B. Yes, I could

C. With pleasure

D. I am sure you will

答案：

A. No, thanks

B. Yes, I could

(答案→)C. With pleasure

D. I am sure you will

解析：No, thanks不，谢谢；Yes, I could是的，我会的；With pleasure我很愿意；I am sure you will我相信你能行的。根据上文，当我不在的时候，你能照顾我的宠物狗吗？可知选C最符合语境。