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': 'Infective endocarditis is commonly seen in all except \nSelect and explain. \nA. Small VSD, B. Tetralogy of fallot, C. PDA, D. ASD', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (ASD) Endocarditis is unusual in sites with a small pressure gradient as in ASD ASD is low risk lesion for the development of infective endocarditis and the single best answer amongst the options provided', 'role': 'assistant'}]