The Patient's Knee Is Unable to Extend Fully for an AP

The patient's knee is unable to extend fully for an AP lower leg projection, causing the lower leg to be at a 20-degree angle with the IR. The projection should be obtained with a _____-degree central ray angle and _____-degree lower leg to IR angle.

A) 0; 20
B) 10; 10
C) 20; 20
D) 10; 20