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': 'The splint which is most commonly used in dentulous mandibular fracture is \nSelect and explain. \nA. Gunning splint, B. Cap splint, C. Ribbon splint, D. All of these', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]