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 preganglionic parasympathetic fibres for otic ganglion commence at: 
Select and explain. 
A. Superior salivatory nucleus, B. Inferior salivatory nucleus, C. Nucleus of tractus solitarius, D. Lacrimatory nucleus
B: Inferior salivatory nucleus
Answer: B: Inferior salivatory nucleus 
Explanation: None