听力原文:M: Could you please tell me at which stop I should get off for the metropolitan m
W: Of course. You get off at 82nd street and walk one block. I'll tell you when we get there. And the fare is fifty cents.
What is the probable relationship between these two people?
A.Doctor and patient.
B.Passenger and bus driver.
C.Daughter and mother.
D.Customer and merchant.