This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy 2, Subject name: Anatomy
[{'content': "Weber's syndrome occurs due to lesions in the:- \nSelect and explain. \nA. Pons, B. Midbrain, C. Medulla oblongata, D. Cerebellum", 'role': 'user'}, {'content': "Answer: B \nExplanation: Weber's syndrome consists of an ipsilateral 3rd cranial N. paralysis with a contralateral hemiplegia due to a lesion in one half of the midbrain", 'role': 'assistant'}]