单选题 The client underwent a bowel resection and was in the post-anesthesia recovery unit for 1 hour. She returns from the recovery room with an intravenous line, a nasogastrie tube, and a Foley catheter in place. She complains of pain and asks for medication. What should the nurse do?
A. Administer the ordered narcotic.
B. Establish the location and severity of pain.
C. Determine if she was medicated for pain in the post-anesthesia recovery unit.
D. Reposition her and give her a back rub.