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
Sensory nerve supply of pinna is: 
Select and explain. 
A. Mandibular nerve, B. Maxillary nerve, C. Facial nerve, D. Abducent nerve
A: Mandibular nerve
Answer: A: Mandibular nerve 
Explanation: Auriculotemporal nerve, a branch of mandibular nerve (V3) supplies the external acoustic meatus, external surface of auricle above this, skin of temporal region and TM joint.