M: Tina, what rules do you have at your school? ,F: Well, we're not allowed to use mobile phones.
(A) M: Oh, your school allows students to use mobile phones. Then how about eating lunch? (B) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (C) M: Oh, your school doesn't allow students to use mobile phones. (D) M: Oh, your school allows students to use mobile phones to play games. You're lucky to study there.
C