－Do you mind my opening the window?－. Please do it now. A. Of course not. B. Yes I do. C.

问题补充：

－Do you mind my opening the window?

－. Please do it now.

A. Of course not. B. Yes, I do. C. Certainly

答案：

解析：情境交际。根据句意：“我打开窗户你介意吗？”“当然不介意。打开就行”。A是委婉的回答。