State the degree of central ray angulation that should be used for an ulnar-deviated PA axial (scaphoid) wrist projection being obtained to demonstrate a proximal scaphoid fracture

a. Use a 10-degree angle if the first metacarpal and ulna are aligned.
b. Use a 25-degree angle if the first metacarpal and ulna are not aligned.
c. Use a 15-degree angle if the first metacarpal and ulna are aligned.
d. Use a 20-degree angle if the first metacarpal and ulna are not aligned.


A

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