根据对话内容，选出恰当的句子补全对话，有一项是多余的。

A: Excuse me. I'm afraid I am lost.

B: Sure! Let me see... You're now here near the bus station, the center of the city.

A: Oh, yes.

B: Go straight down, and then turn left, go straight, and at the third crossing you'll see it on your right.

A: 

B: About 2 kilometers. And you can also take the No.1 bus from this bus station. You need to get off at People's Park.

A: OK. Thank you!

B: 

A．Well, how can I get to the nearest bookstore here?

B．How far is it from here?

C．You're welcome.

D．Could you tell me where I am on this map?

E．Ten minutes is enough if the traffic is good.

F．How long will it take to walk there?