听力原文:W: Excuse me. I'm going to send this parcel to London. What's the postage for it?
M: Let me see. It's one pound and fifty.
W: How long would it take to get there?
M: Hm... Three days, Madam.
Who is the woman most probably speaking to?
A.A railway porter.
B.A bus conductor.
C.A taxi driver.
D.A postal clerk