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': 'Treatment of choice to manage symphyseal fracture in a 8-year-old child is: \nSelect and explain. \nA. Intermaxillary fixation, B. Cap splint with circumferential wiring, C. Open reduction, D. No treatment indicated', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]