During a Follow-Up Visit, the Health Care Provider Examines the Fundus

During a follow-up visit, the health care provider examines the fundus of the patient's eye. Afterward, the patient asks the nurse, "Why is he looking at my eyes when I have high blood pressure? It does not make sense to me!" What is the best response by the nurse?

A) "We need to monitor for drug toxicity."
B) "We must watch for increased intraocular pressure."
C) "The provider is assessing for visual changes that may occur with drug therapy."
D) "The provider is making sure the treatment is effective over the long term."