W: What a memory I have! I did write down the mobile number on a sheet of paper when I answered the phone this morning, even that Mr. Smith's email address, and now it is nowhere to be found! M: Don't worry. I'll be seeing him in an hour. I can ask him for his email address when I see him. W: That's very kind of you, Mr. Baker., Question: What can we learn from the conversation? (A) Mr. Smith will ring back later. (B) The woman forgot to set down Mr. Smith's mobile number. (C) The man can manage without the mobile number.
(C) The man can manage without the mobile number.