This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Orthopaedics
[{'content': 'Commonest fracture in childhood is \nSelect and explain. \nA. Femur, B. Clavicle, C. Distal humerus, D. Radius', 'role': 'user'}, {'content': "Answer: D \nExplanation: The incidence of Fractures in childhood in Long BonesBone frequency Radius 45.1%Humerus 18.4%Tibia 15.1%Clavicle 13.8%Femur 7.6%(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 87, 88)", 'role': 'assistant'}]