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: Pathology
[{'content': 'Which of the following brain tumor arises from arachnoid villi - \nSelect and explain. \nA. Medulloblastoma, B. Ependymoma, C. Meningioma, D. Glioma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Meningioma arises from the meningothelial cells of the arachnoid.\nMedulloblastoma arises from neural precursors cells.\nEpendymoma arises from the ependymal cells, lining the ventricular system.\nGliomas are tumors that are derived from glial cells →\n\n\nAstrocytomas →\xa0\xa0Arise from astrocytes\nOligodendroglioma\xa0\xa0→ Arise from oligodendrocytes\nEpendymomas → Arise from ependymal cells', 'role': 'assistant'}]