A、Patient and doctor. B、Wife and husband. C、Customer and shop assistant. D、student and teacher. B

M: Good morning. I’d like to speak to Mr. Jones, please.
W: I’m sorry, sir. Mr. Jones is not at his office today. He’s at the Administration Branch. He’s there Monday and Thursday.
Q: When will Mr. Jones be at his office?

W: I’m having trouble fitting into my jeans. I have to get some new ones.
M: Oh, you wouldn’t do that if you just cut down on what you eat.
Q: What is the probable relationship between the two speakers?