Which of the Following Interventions Is MOST Appropriate for a Patient

Which of the following interventions is MOST appropriate for a patient who is a few days postoperative a femoral-popliteal bypass for peripheral vascular disease?

A) Bed rest with surgical limb elevated
B) Transfer to bedside chair only with surgical limb elevated
C) Ambulation in room only three times per day
D) Ambulation as tolerated,gentle leg range of motion,limb elevation at rest