When evaluating a PA axial projection of the skull with a 15-degree caudal angle, the radiographer should see

1. petrous pyramids in the lower third of the orbits
2. equal distance from the lateral border of the skull to the lateral rim of the orbit bilaterally
3. symmetrical petrous pyramids

A 1 and 2 only

B 1 and 3 only

C 2 and 3 only

D 1, 2, and 3