A Trauma Patient Has Just Been Sedated,intubated,and Placed on Mechanical

A trauma patient has just been sedated,intubated,and placed on mechanical ventilation.The nurse documents the patient's pain level as 9 on the 1-10 scale.How should this action be interpreted?

A) The patient should receive the highest dose of analgesic medication ordered.
B) The nurse has inappropriately scaled the patient's pain.
C) The nurse should wait until the patient has adapted to the mechanical ventilator before scaling the level of pain.
D) Pain will decrease now that the patient does not have to work to breathe.