A nurse is reinforcing teaching with a client following surgery who has antiembolism stockings in place. Which of the following information should the nurse include in the teaching?

A. Antiembolism stockings promote venous return to the heart and prevent venous stasis, thereby reducing the risk of thrombus formation. B. Stockings do not replace leg exercises; both are important in preventing postoperative complications like DVT. C. The purpose of stockings is not pain relief but prevention of clot formation. D. While stockings may reduce venous pooling, they are not specifically used to prevent varicose veins.