This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S., Subject name: Pediatrics
[{'content': 'Infective endocarditis is rarely seen in: \nSelect and explain. \nA. VSD, B. ASD, C. PDA, D. RHD', 'role': 'user'}, {'content': "Answer: B \nExplanation: b. ASD(Ref: Nelson's 20/e p 2263-2268, Ghai 8/e p 443)Risk of infective endocarditis in various lesions:High riskModerate riskLow risk* Prosthetic heart valve* Tetralogy of Fallot* PDA* AR* AS* VSD* MR* Coarctation of aorta* Mitral valve prolapse with MR* TS* TR* PS* MS* Mitral valve prolapse* ASD", 'role': 'assistant'}]