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: Pathology
In which one of the following perineural invasion in head and neck cancer is most commonly seen? 
Select and explain. 
A. Adenocarcinoma, B. Adenoid cystic carcinoma, C. Basal cell adenoma, D. Squamous cell carcinoma
B: Adenoid cystic carcinoma
Answer: B: Adenoid cystic carcinoma 
Explanation: None