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
The tensor tympani muscle is inseed to the handle of malleus. The nerve supply to tensor tympani is? 
Select and explain. 
A. Vagus nerve, B. Glossopharyngeal nerve, C. Trigeminal nerve, D. Facial nerve
C: Trigeminal nerve
Answer: C: Trigeminal nerve 
Explanation: The motor pure branches of mandibular division of trigeminal nerve: Masseteric nerve (masseter muscle) Deep temporal nerves (temporalis muscle) Pterygoid nerves (pterygoid muscles) Nerve of the tensor tympani muscle Nerve to the tensor veli palatini muscle