请从A—E中选择适当的答句，与第①-⑤小题进行配对，每句限用一次。

①What's this in English?

②Is there a map on the wall?

③Thank you.

④How many boys are there?

⑤How is your mother?

A. You're welcome. B. There are 14. C. She's fine. D. It's a book. E. Yes, there is.