To Maintain Proper Cuff Pressure of an Endotracheal Tube (ET)when

To maintain proper cuff pressure of an endotracheal tube (ET) when the patient is on mechanical ventilation,the nurse should

A) inflate the cuff with a minimum of 10 mL of air.
B) inflate the cuff until the pilot balloon is firm on palpation.
C) inject air into the cuff until a manometer shows 15 mm Hg pressure.
D) inject air into the cuff until a slight leak is heard only at peak inflation.