Morphine Sulfate (30 Mg)IM PRN Was Prescribed for Pain for an 80-Year-Old

Morphine sulfate (30 mg) IM PRN was prescribed for pain for an 80-year-old patient with emphysema who weighs 100 lb.What is the most appropriate action for the licensed practical/vocational nurse (LPN/LVN) ?

A) Transcribe the order and wait to see if the patient needs it.
B) Transcribe the order for an oral dose instead of IM dose.
C) Call the physician and clarify the order.
D) Tell the RN about the order.