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: Forensic Medicine
[{'content': 'An infant is brought to casualty with repos of violent shaking by parents. Most characteristic injury is: AI 11 \nSelect and explain. \nA. Long bone fracture, B. Ruptured spleen, C. Subdural hematoma, D. Skull bone fracture', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Subdural hematoma', 'role': 'assistant'}]