F: Glad you're back. How did the conference go, Chris? ,M: Uh, it was good. All the topic were interesting and the speakers were really good. The organization was a lot better this year, as well. I think having smaller number of people there made a big difference. You know you can make decisions a lot more quickly.
(A) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (B) F: I am so glad to hear that it was well organized. You must had a good time. (C) F: The organization was worse this year since some of the topics were boring. (D) F: Although there were lager number of people there, it was well organized.
B