An 87-year-old man is admitted to the hospital for cellulitis of the left arm. He ambulates with a walker and takes a diuretic medication to control symptoms of fluid retention. Which intervention is...

An 87-year-old man is admitted to the hospital for cellulitis of the left arm. He ambulates with a walker and takes a diuretic medication to control symptoms of fluid retention. Which intervention is most important to protect him from injury?

 1. Leave the bathroom light on.

2. Withhold the client’s diuretic medication.

3. Provide a bedside commode.

4. Keep the side rails up.