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
All are true of mandibular nerve except: 
Select and explain. 
A. Sensory branch arises from anterior trunk, B. Muscles of mastication are innervated only by branches of main trunk, C. Nerve to medial pterygoid arises from main trunk, D. Buccal nerve supplies the skin and mucous membrane related to buccinator
B: Muscles of mastication are innervated only by branches of main trunk
Answer: B: Muscles of mastication are innervated only by branches of main trunk 
Explanation: None