Which Positioning Problem(s) Listed Result(s) in an AP-PA Chest Projection

Multiple Choice

Which positioning problem(s) listed result(s) in an AP-PA chest projection (lateral decubitus position) with the manubrium and the fifth thoracic vertebra located at the same level?
1) A patient rotated into an RPO position
2) An AP projection obtained with the upper midcoronal plane tilted away from the IR
3) A PA projection obtained with the upper midcoronal plane tilted toward the IR
4) An AP projection obtained with the central ray angled cephalically

A) 1 only
B) 2 only
C) 2 and 3 only
D) 2, 3, and 4 only