19. The nurse is caring for a client with intermittent claudication pain related to peripheral arterial disease. Which statement made by the client indicates understanding of proper self-management? A. "I need to reduce the number of cigarettes that I smoke each day." B. "I'll elevate my legs above the level of my heart." C. "I'll use a heating pad to promote circulation." D. "I'll start to exercise gradually, stopping when I have pain."