A nurse is contributing to the plan of care for an older adult client who has a WBC of 2000/mm3 after three rounds of chemotherapy. Which of the following interventions should the nurse include in the plan?

Serve cooked fruit with meals.

Place the client in a room with negative-pressure airflow.

instruct client to use an incentive spirometer every 4 hr.

Report temperatures greater than 39.5" C (102.3" F) lasting more than 4 hr.