The Wife of a Patient Who Recently Returned from a Radical

The wife of a patient who recently returned from a radical neck dissection asks a nurse why her husband was given scopolamine. The best response by the nurse is:

A) "It is important to dry secretions to reduce the bacteria in his saliva."
B) "Swallowing is painful for him right now. Scopolamine helps keep him from drooling."
C) "This medication will reduce the swelling in his lips and tongue by reducing the amount of saliva that his body makes."
D) "The scopolamine will help dry oral secretions to reduce his chances of aspirating saliva into his lungs."