Doctor: Morning, Mr. White. Come in. And what can I do for you todayPatient: Well, doctor, （）I often wake up at 3:00 in the morning and I just can’t get back to sleep.Doctor: I see and how long has this been going onPatient: Oh, about a month now. I wonder if you could prescribe something. A: I’m having difficulty sleeping. B: I’m watching TV every night. C: I’m getting too much sleep. D: I’m eating too much.