Which of the Following Statements About Cranial Nerves Is Not

Which of the following statements about cranial nerves is not true?

A) Humans have 31 pairs of cranial nerves.
B) The cranial nerves are referred to by roman numerals.
C) Some cranial nerves are only sensory nerves, while some are only motor fibers. Others are mixed.
D) Cranial nerves are largely associated with the head, neck, and face.
E) The vagus nerve is a cranial nerve.