This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
[{'content': 'The structure that passes between middle cerebellar peduncle and pons is \nSelect and explain. \nA. Trigeminal nerve, B. Vagus nerve, C. Olfactory nerve, D. Optic nerve', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Trigeminal nerve exits the brain by a large sensory root and a smaller motor root coming out of the pons at its junction with the middle cerebellar peduncle.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg-81, fig 8.9)', 'role': 'assistant'}]