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: Medicine
[{'content': 'Bilateral inter nuclear ophthalmoplegia is pathognomonic of- \nSelect and explain. \nA. Multiple sclerosis, B. Pontine glioma, C. Lateral medullary syndrome, D. Pontine haemorrhage', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]