A doctor enters an exam room in a large hospital and greets the patient while asking for his full name. The patient says he has stomach pain. The doctor checks his chart to see if the patient is currently taking any medicines before prescribing medicine for his stomach pain. Think about the NPSGs for hospitals. What did the doctor do incorrectly? O A. The doctor only used one source of identification to identify the patient. O B. The doctor should have treated the patient's pain before asking for his name: O C. The doctor should have checked the patient's chart before entering the room. D. The doctor should have given the patient pain medication as soon as she knew the patient was in pain.