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': 'Functional cast bracing not used in fracture of \nSelect and explain. \nA. Humerus, B. Tibia, C. Ulna, D. Thoracolumbar spine', 'role': 'user'}, {'content': "Answer: D \nExplanation: Functional cast bracing is used for the fracture of:HumerusFemurUlnaTibia(Refer: Mohindra's Fundamentals of Ohopedics, 2nd edition, pg no. 28)", 'role': 'assistant'}]