A Client Has an Order for a Narcotic Analgesic Every

A client has an order for a narcotic analgesic every three to four hours and he received his last dose three hours earlier. Which of the following actions is most appropriate for the nurse to take in response to the client's request for pain medication on his first postoperative day?

A) Provide the client with pain medication
B) Tell the client that the pain cannot be severe
C) Document and ask the client to wait one hour
D) Contact the physician for a change in medication