This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immune system, Subject name: Medicine
[{'content': 'Which one of the following is not associated with rheumatoid ahritis \nSelect and explain. \nA. Pleural effusion, B. Pulmonary hypeension, C. Cricoarytenoid ahritis, D. None', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ref - Davidsons 23e p1024', 'role': 'assistant'}]