The nurse assesses an older adult client's ability to perform activities of daily living (ADLs). When observing the client ambulate, the nurse notes that the client's posture is upright, and the gait is smooth and steady. Which action should the nurse take next?

C Teach the client to shorten the stride to prevent falls. D Initiate a fall risk protocol for the client. B Record the client's ability to perform ADLs safely. A Determine the client's activity tolerance.