A Nurse Is Caring for a Patient Who Is Orally

A nurse is caring for a patient who is orally intubated and receiving mechanical ventilation. To decrease the risk for ventilator-associated pneumonia,which action will the nurse include in the plan of care?

A) Elevate head of bed to 30 to 45 degrees.
B) Give enteral feedings at no more than 10 mL/hr.
C) Suction the endotracheal tube every 2 to 4 hours.
D) Limit the use of positive end-expiratory pressure.