Which of the Following Statements Best Describes the Pharyngeal Phase

Which of the following statements best describes the pharyngeal phase of swallowing?

A) It is the phase in which the involuntary swallowing reflux begins and the bolus is carried through the pharynx to the top of the esophagus.
B) It is the phase in which there is a rapid passage of large amounts of food into the small intestine.
C) It is the phase in which esophageal peristalsis carries the bolus through the esophagus and LES and into the stomach.
D) It is the phase in which the tongue moves the bolus to the back of the throat.
E) It is the phase in which the food is chewed and made into a bolus by the tongue, teeth, and mandible.