This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Management in Orthopedics, Subject name: Orthopaedics
[{'content': 'Which of the following about DURHAMS PIN is true - \nSelect and explain. \nA. It is used to give skeletal traction, B. It has threads in the center of pin, C. It is used to give skeletal traction through calcaneum, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: IMAGE SHOWS DURHAMS PIN USED IN SKELETAL TRACTION REF : maheswari 9th ed', 'role': 'assistant'}]