When Examining a Patient's Cranial Nerve (CN)function,the Nurse Remembers That

When examining a patient's cranial nerve (CN) function,the nurse remembers that the muscles in the neck that are innervated by CN XI are the:

A) sternomastoid and trapezius.
B) spinal accessory and omohyoid.
C) trapezius and sternomandibular.
D) sternomandibular and spinal accessory.