【单选题】Speaker A: Good morning. This is John Parker speaking. Im just ringing to confirm my appointment with Mr. Smith for this afternoon. Speaker B: ______
A.
How are you? I'm sure Mr. Smith will be able to see you this afternoon
B.
Yes. Mr. Smith is expecting you at 3 o'clock.
C.
Hello, I'm Mr. Smith's secretary. Do you mean you can come any time this afternoon?