单项选择题

W: Good morning, this is Miss Smith’s secretary.
M: Good morning, may I speak to Miss Smith, please
W: I’m sorry. She’s in conference at the moment. Do you want to leave a message
M: Yes, all right. Can you tell her that Mr. Johnson called And tell her that the meeting about the Trade Fair is on Thursday 12th at 2 p.m.
W: Fine, is there anything else
M: Yes. Could she phone to confirm that she can come before tomorrow
W: Yes, and what number is it
M: 566—7896 Extension 332.
W: Fine, I’ve got that. I’ll get the message to her as soon as possible.
M: Thank you very much. Goodbye.
W: Goodbye.

When is the trade fair due to()

A.On Thursday.
B.On Wednesday.
C.On Sunday.