The Nurse Provides Discharge Instructions to the Mother of a Child

The nurse provides discharge instructions to the mother of a child following a myringotomy with insertion of tympanostomy tubes. Which of the following statements, if made by the mother, indicates a need for further education?

A) "My child should not swim in deep water."
B) "I need to prevent my child from blowing the nose."
C) "My child can swim in the lake as long as the water is not deep."
D) "My child can take a shower or bath as long as I place Vaseline on cotton balls or earplugs in the ears."