For Which Reason Would the Physician Not Order a Narcotic

For which reason would the physician not order a narcotic agonist analgesic when a patient has abdominal pain of undetermined origin?

A) A narcotic is too strong to use in undetermined pain.
B) It will make it difficult to diagnose the cause of the pain.
C) Narcotics are very addicting.
D) Undetermined pain will respond better to nonnarcotic medications.