This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
The second stage of deglutition is characterized by 
Select and explain. 
A. Elevation of larynx, B. Momentary apnoea, C. Peristalsis of Pharyngo esophageal sphincter, D. Relaxation of pharyngeal constrictors
A: Elevation of larynx
Answer: A: Elevation of larynx 
Explanation: None