After Fasting from 10 P

After fasting from 10 p.m.the previous evening,a client finds out that the blood test has been canceled.The client swears at the nurse and states,"You are incompetent!" Which is the nurse's best response?

A) "Do you believe that I was the cause of your blood test being canceled?"
B) "I see that you are upset,but I feel uncomfortable when you swear at me."
C) "Have you ever thought about ways to express anger appropriately?"
D) "I'll give you some space.Let me know if you need anything."