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': 'A displaced mandibular fracture in a child should\nbe managed by \nSelect and explain. \nA. Circum mandibular wiring, B. Early mobilization, C. Intermaxillary fixation, D. Transosseous wiring', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]