单项选择题

[听力原文]
W: Where can we get a taxi
M: Right outside. But most people don’t take taxis. They take a bus to the terminal. It’s a lot cheaper.

Why don’t people take taxis to the terminal()

A.They don’t like taxis.
B.There are no taxis.
C.Taxis are more expensive.
D.Buses are more convenient.