A nurse is reinforcing teaching a client who has a new prescription for gentamycin ointment to treat a skin infection. Which of the following statements by the client indicates an understanding of the teaching?

"After I apply the cream, I will leave the area open to the air."

"I can expect a little blurry vision while I'm using this cream."

“I should apply the cream to large areas around the infection."

"I’ll wash the area with soap and water before I apply the cream."