Which Exchange Between Nurse and Client Best Illustrates the Technique

Which exchange between nurse and client best illustrates the technique of clarification?

A) CLIENT: "My life has been one frustration after another." NURSE: "Your life has been full of frustrations?"
B) CLIENT: "I'm just a worthless old man, and no one cares about me!" NURSE: "You say that as if you were very angry."
C) CLIENT: "It was really noisy here last night. It was like Grand Central Station." NURSE: "You didn't get a very good night's sleep? What can we do to help you sleep better?"
D) CLIENT: "I was in the hospital 2 years ago and I swore I would never come here again."
NURSE: "You were dissatisfied with your stay?"