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: Unknown
[{'content': 'Most Common Bone fractured during Birth is \nSelect and explain. \nA. 1, B. 2, C. 3, D. None of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans-B (Description: I Humerus, 2 Clavicle, 3 Scapula)', 'role': 'assistant'}]