A Physician Orders Postural Drainage for a Patient with Aspiration

A physician orders postural drainage for a patient with aspiration pneumonia in the anterior segments of the upper lobes. Which of the following positions would you recommend for this patient?

A) head down, patient prone with a pillow under abdomen
B) patient supine with a pillow under knees, bed flat
C) head down, patient supine with a pillow under knees
D) patient prone with a pillow under abdomen, bed flat