A、  B、  C、  C本句是建议用邮件发送简历的疑问句。需要理解Why don’t you…是用于给对方提建议的表达。

Where will you be going on vacation?
(A)No, I won’t.
(B)I’m leaving Thursday.
(C)Skiing in the mountains.

Why don’t you e-mail your resume?
(A)In the fax machine.
(B)She works in the mailroom.
(C)I’m not interested in the position.