A nurse is providing teaching about home safety to the adult child of an older adult client who is postoperative following knee replacement surgery. Which of the following instructions should the nurse include?

A. Wearing well-fitted shoes at home helps prevent slips and falls. B. Placing throw rugs over electrical cords increases the risk of tripping. C. Area rugs with rubber backs prevent slipping, reducing the risk of falls in a postoperative client. D. Marking doorways with tape is not necessary for a client after knee replacement and may be more applicable for clients with visual impairments.