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: Radiology
[{'content': 'Most common cause for subdural hematoma \nSelect and explain. \nA. Injury to middle meningeal artery, B. Injury to middle meningeal vein, C. Tearing of cortical bridging veins, D. Rupture of berry aneurysm', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Injury to MMA or MMV - Epidural.\nRupture of berry aneurysm - SAH.', 'role': 'assistant'}]