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': 'In which of the following, vegetation is friable and easily detachable from the cardiac valves - \nSelect and explain. \nA. Rheumatic fever, B. Rheumatoid heart, C. SLE, D. Infective endocarditis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]