根据对话内容，从下面方框中选出恰当的句子补全对话。

A: Excuse me! Is there a post office near here?

B:

A: Great! So can you tell me the way?

B: Of course. Just walk down this street, You can see it on the left of Center Street.

A: Is it far from here?

B: No, it isn't.

A:

B: There. You can take it in front of the restaurant.

A: Thanks a lot.

B:

A. You can walk or take the No. 1 bus. B. Yes, there is. C. You're welcome. D. When you see a library, turn right. Go down Center Street. E. Where can I take the No. 1 bus?