Final answer:
The client using a mirror to inspect the skin indicates a proper understanding of safety measures related to paralysis, as it helps in early detection of skin complications.
Step-by-step explanation:
The behavior that indicates the client accurately understands safety measures related to paralysis is B. the client uses a mirror to inspect the skin. This practice is crucial in identifying potential skin breakdowns or pressure sores that may develop because of decreased sensation and mobility. Regular skin inspections are an important part of self-care for individuals with paralysis to maintain skin integrity and to prevent complications such as infections.
Leaving the side rails down could lead to a higher risk of falling from the bed, which is unsafe. Repositioning after being reminded does not demonstrate a good understanding of the need for regular movement to avoid pressure sores. Hanging the arm over the side of the wheelchair can cause swelling and discomfort, and also is a poor safety habit.