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': "Fat embolism commonly occurs in: UP 04 \nSelect and explain. \nA. Scurvy, B. Fracture of long bones, C. Paget's disease, D. Psoriasis", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Fracture of long bones', 'role': 'assistant'}]