What Important,immediate Postoperative Care Practice Should the Nurse Remember When

What important,immediate postoperative care practice should the nurse remember when caring for a woman who has had a mastectomy?

A) The blood pressure (BP) cuff should not be applied to the affected arm.
B) Venipuncture for blood work should be performed on the affected arm.
C) The affected arm should be used for IV therapy.
D) The affected arm should be held down close to the woman's side.