The Nurse Is Providing Teaching to a Patient with a Diagnosis

The nurse is providing teaching to a patient with a diagnosis of acromegaly related to a benign pituitary tumor who is scheduled to have surgical removal of the tumor by the transsphenoidal route. Which statement, if made by the patient, would indicate that teaching regarding the procedure has been effective? "I will

A) clean my gums with a soft foam sponge after the procedure."
B) choose a wig prior to needing to shave my head."
C) check for any drainage from my ears while in the hospital."
D) wash the marks on my head with lukewarm water only."