The nurse provides discharge teaching for a client with a history of hypertension who had a femoropopliteal bypass graft. Which client statement indicates teaching is effective?1. "I should massage my calves and feet every day."2. "I should keep my foot elevated when I am in bed."3. "I should sit in a hot bath for half an hour twice a day."4. "I should observe the color and pulses of my legs every day.