A Patient with Severe Osteoarthritis of the Left Knee Has

A patient with severe osteoarthritis of the left knee has undergone left-knee arthroplasty with replacement of the total knee joint with a plastic prosthesis. Postoperatively, the nurse expects care of the leg to include

A) bed rest for 3 days with the left leg immobilized in an extended position.
B) use of a compression bandage to hold the left knee in a flexed position.
C) progressive leg exercises to obtain 90-degree flexion.
D) early ambulation with full weight bearing on the left leg.