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: Orthopaedics
[{'content': 'The most common type of elbow dislocation is \nSelect and explain. \nA. Anterior medial, B. Posterior medial, C. Antero lateral, D. Postero lateral', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]