Before the Nurse Brings the Client to the Operating Room

Before the nurse brings the client to the operating room (OR) for knee surgery,the client reports to the nurse that he did not mark the operative knee with the surgeon.What is the priority action of the nurse?

A) Proceed with transferring the client to the OR as planned.
B) Call a "time out" so the site can be marked before surgery begins.
C) Call the surgeon to mark the site with the client before transfer to the OR.
D) Have the client mark the site before transfer to the OR.