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: Surgery
[{'content': 'True about Post traumatic fat embolism syndrome: \nSelect and explain. \nA. Fracture mobility is a risk factor, B. Associated diabetes pose a risk, C. Bradycardia occurs, D. All', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Fracture mobility is a risk factor', 'role': 'assistant'}]