The Nurse Is Interviewing a Client Who Has Recently Been

The nurse is interviewing a client who has recently been diagnosed with atherosclerosis in the coronary arteries. Which question by the nurse is the priority when determining risk factors for this condition?

A) "Can you please tell me about the vitamins or supplements that you take?"
B) "Have you ever been diagnosed with rheumatic fever?"
C) "Do you smoke or are you exposed to secondhand smoke?"
D) "Have you ever had a diagnostic test, such as an electrocardiogram, stress test, or echocardiogram, or a surgical procedure for a cardiovascular problem?"