听力原文:M: I am just writing Mary about our vacation. Why don't you enclose this picture
W: Don't you think it's a little out of focus?
Q: What does the woman imply?
(13)
A.The photograph is not good enough to send.
B.The photograph was not taken at the Grand Canyon.
C.They already sent Mary a photograph of their vacation.
D.Sending pictures through the mail is too expensive.