A Client Is Admitted for a Total Hip Replacement

A client is admitted for a total hip replacement.Past medical history includes diabetes mellitus type 2,a heart attack 5 years ago,and allergies to sulfa drugs.The client currently takes insulin on a sliding scale and celecoxib (Celebrex) .Before administering the client's medications,which action by the nurse is most appropriate?

A) Take the client's blood pressure in both arms.
B) Call the physician to clarify the orders.
C) Schedule a preoperative electrocardiogram.
D) Review the client's laboratory values.