A nurse is delegating care for a group of four clients. Which of the following tasks should the nurse delegate to an assistive personnel (AP)?

Obtain a daily weight on a client who has heart failure.

Irrigate and perform a dressing change for a client who has a pressure injury wound.

Administer oral PRN pain medication to a client who has arthritis.

Teach the use of an incentive spirometer to a postoperative client.