F: Did you find the book for your reading assignment in the library? ,M: It closed before I got there, I had no idea that it closes so early on weekends.
(A) F: Yeah, the library is closed on weekends. It only opens from Monday to Friday. (B) F: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) F: So you didn't get the book you needed. (D) F: I know. You are too busy to go to the library, although it closes so late on weekends.
C