During a Medication History,the Client States,"I Take the Calcium Supplement

During a medication history,the client states,"I take the calcium supplement called calcitriol." How should the nurse respond to this statement? Credit will be given only if all correct choices and no incorrect choices are selected.

A) "Calcitriol is a vitamin D supplement."
B) "What other medications do you take?"
C) "You don't understand the medications you are taking."
D) "Do you also take a vitamin D supplement?"
E) "Do you take the prescription strength or over-the-counter?"