Which of the Following Statements Are True of the Teeth,tongue,and

Which of the following statements are true of the teeth,tongue,and saliva? (Read carefully and select all of the correct statements.)

A) The pulp cavity of a tooth contains blood vessels and ending of the facial nerve.
B) The only voluntary part of swallowing is contraction of the tongue,which pushes the mouth contents backward.
C) Contraction of the tongue involves the glossopharyngeal nerves.
D) The three pairs of salivary glands are innervated by the facial and trigeminal nerves.
E) Saliva contains amylase to digest starch and lysozyme to inhibit the growth of bacteria.
F) Without saliva,food cannot be tasted.