This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pediatric orthopedics, Subject name: Orthopaedics
[{'content': 'Priority in the management of supracondylar fracture of humerus in a child is \nSelect and explain. \nA. Preservation of brachial aery, B. Debridement of wound, C. Antibiotics, D. Immobilisation', 'role': 'user'}, {'content': 'Answer: D \nExplanation: REF : MAHESWARI 9TH ED', 'role': 'assistant'}]