A、Kate. B、The woman. C、The man. D、They split the check. C男士说今天午饭他请客，女士则说他真是太好了。由此可见，午饭会由男士付钱。

M: Have we been introduced to each other?
W: No, I don’t think we have been.
Q: What is the speakers’ probable relationship?

M: Kate, this lunch is on me today.
W: Well, that’s very nice of you.
Q: Who pays for the lunch?