After a Mastectomy,which Activity Should the Client Be Instructed to Avoid

After a mastectomy,which activity should the client be instructed to avoid?

A) Emptying surgical drains twice a day and as needed
B) Lifting more than 4.5 kg (10 lb) or reaching above her head until given permission by her surgeon
C) Wearing clothing with snug sleeves to support the tissue of the arm on the operative side
D) Immediately reporting inflammation that develops at the incision site or in the affected arm