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: Pathology
[{'content': 'Following are major criteria of rheumatic fever,except- \nSelect and explain. \nA. Chorea, B. Arthritis, C. Carditis, D. Prolonged P-R interval', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]