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: Surgery
[{'content': 'Most common joint to undergo recurrent dislocation is : \nSelect and explain. \nA. Shoulder joint, B. Patella, C. Knee joint, D. Hip joint', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Shoulder', 'role': 'assistant'}]