M: Any messages, Miss Grey? W: Just one, Mr. Blank. You had a telephone call from someone called Brown, David Brown. M: Brown? I don't seem to know anyone called Brown. What did he say? W: He wouldn't say. But it sounded important. I told him you'd phone him as soon as you got back. M: Well, I'd better do it then, I suppose. Er...you've got his phone number, haven't you? W: Yes, it's 633201. M: 622301. W: No, 633201. M: Oh, I'd better write it down, otherwise I'll probably forget it. W: I have already done it, Mr. Blank. It's on your desk., Question: What is the probable relationship between the two speakers? (A) Boss and secretary. (B) Father and daughter. (C) Manager and customer.
(A) Boss and secretary.