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: Unknown
Jacobson nerve supplies: 
Select and explain. 
A. Nasal mucosa, B. Middle ear mucosa, C. Or pharyngeal mucosa, D. None of the above
B: Middle ear mucosa
Answer: B: Middle ear mucosa 
Explanation: None