This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
As a result of a viral infection, a patient has swelling of the left facial nerve within the facial canal. His face appears asymmetrical, and he C/O that saliva drips from his mouth while he is chewing. Paralysis of which of the following muscles accounts for these symptoms? 
Select and explain. 
A. Buccinator, B. Masseter, C. Palatoglossus, D. Palatopharyngeus
A: Buccinator
Answer: A: Buccinator 
Explanation: .