The Nurse Is Providing Care to Manage the Pain of a Patient

The nurse is providing care to manage the pain of a patient with burns.The physician has ordered opiates to be given intramuscularly.The nurse contacts the physician to change the order to intravenous administration because:

A) intramuscular injections cause additional skin disruption.
B) burn pain is so severe it requires relief by the fastest route available.
C) hypermetabolism limits effectiveness of medications administered intramuscularly.
D) tissue edema may interfere with drug absorption of injectable routes.