An AP Axial Cervical Vertebrae Projection Demonstrates a Portion of the Third

Multiple Choice

An AP axial cervical vertebrae projection demonstrates a portion of the third cervical vertebra superimposed over the posterior occipital bone. How should the positioning setup be adjusted to obtain an optimal projection?

A) Center the central ray more inferiorly.
B) Increase the degree of cephalic central ray angulation.
C) Decrease the degree of chin tuck.
D) Increase the degree of chin tuck.