A Client Arrives at the Clinic Shaky and Requesting a Refill

A client arrives at the clinic shaky and requesting a refill on a prescription for alprazolam. The nurse suspects that the client might be experiencing substance withdrawal. Which comment by the client would most tend to confirm the nurse's suspicion?

A) "Lately I've had to double up on my dose just for it to be effective."
B) "I ran out of pills a week ago and have felt sweaty and agitated ever since."
C) "I feel like I just can't function without the medicine."
D) "The medicine has been wonderful. I think one more refill should do it for me."