When Taking an AP Projection of the Proximal Femur,the IR

Multiple Choice

When taking an AP projection of the proximal femur,the IR should be placed so that the:

A) superior margin is at the level of the greater trochanter.
B) superior margin is at the level of the anterior superior iliac spine.
C) superior margin is at the level of the iliac crest.
D) center is aligned to the midfemur.