M: Could we have the bill, please
F: Of course. Here you are.
M: Thanks. ... (Gulp) Oh, well, money is no object when it comes to birthdays!
F: I agree-birthdays should be special.
M: I’m glad you said that. Have I mentioned that it’s my birthday next week

What can we infer from the conversation().

A．The meal is very expensive.
B．The man will invite the woman again next week.
C．The woman will pay the bill this time.