The Nurse Identifies the Nursing Diagnosis of Ineffective Tissue Perfusion

The nurse identifies the nursing diagnosis of Ineffective tissue perfusion related to decreased arterial blood flow for a patient with chronic arterial insufficiency. In evaluating the patient outcomes after patient teaching, which statement by the patient does the nurse recognize as indicating a need for further instruction?

A) "For about 40 minutes each day, I will walk to the point of pain, then rest, than walk again until I develop pain."
B) "I will drink hot coffee several times a day to increase the circulation and warmth in my feet."
C) "I will wear loose clothing that doesn't bind across my legs or waist."
D) "I will change my position every hour and avoid long periods of sitting with my legs down."