An Elderly Man with Hypocalcemia Asks the Nurse Why the Physician

An elderly man with hypocalcemia asks the nurse why the physician changed his loop diuretic medication to a thiazide diuretic medication that would do the same thing for the edema in his legs.Which of the following represents the best response to this question?

A) "Changing this medication helps keep you from becoming addicted."
B) "The thiazide medication will help your bones."
C) "You have to ask the physician about your medication."
D) "The thiazide medication will improve your blood count."