This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CNS Tumors, Subject name: Surgery
[{'content': 'Widened neural foramina is frequently seen in: \nSelect and explain. \nA. Neurofibromatosis, B. Tuberous sclerosis, C. Sturge - Weber syndrome, D. Klipple - Fiel syndrome', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Widened neural foramina is frequently seen in Neurofibromatosis.', 'role': 'assistant'}]