F: I think I need a new cellphone. ,M: Why? Doesn't it pick up a signal anymore? ,F: No, and the display works only part of the time. ,M: Did you check the battery? ,F: No, I thought they were good forever.
(A) M: I’m sorry, I didn’t understand. Could you repeat a little louder, please? (B) M: Since the phone is out of signal, you next check the battery. (C) M: Why do you fix the display screen next when your phone's battery doesn't work? (D) M: Then you can check the battery.
D