Which of the Following Best Describes the Test to Assess

Which of the following best describes the test to assess the function of cranial nerve (CN) X?

A) Observe the patient's ability to articulate specific words.
B) Assess movement of the hard palate and uvula with the gag reflex.
C) Have the patient stick out the tongue,and observe for tremors or pulling to one side.
D) Ask the patient to say "ahhh," and watch for movement of the soft palate and uvula.