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: Medicine
[{'content': 'Most common pattern of Joint involvement in psoriatic arthropathy \nSelect and explain. \nA. Psoriatic spondylitis, B. Arthritis mutilans, C. Symmetrical polyarthritis, D. Asymmetrical inflammatory oligoarthritis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Asymmetrical inflammatory Oligoarthritis - Most common pattern.', 'role': 'assistant'}]