I. MOV is done with positive-pressure breaths
II. MOV inflates the cuff up to where it seals and the leak stops
III. MOV sets the minimal volume delivered from the ventilator
IV. MOV is often done with a syringe attached to the pilot balloon
a. II and III only
b. I, II, and IV only
c. I, II, and III only
d. I, II, III and IV
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