A Patient Has an Infection in a Piercing of the Upper

A patient has an infection in a piercing of the upper ear cartilage. Which information should the nurse provide?

A) "Cleanse the area with hydrogen peroxide three times a day."
B) "Keep the area covered with ointment."
C) "This infection will clear after a course of oral antibiotics."
D) "Cartilage infections can cause changes to the shape of your ear."