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': 'The hea lesion not found in Congenital Rubella infection is \nSelect and explain. \nA. ASD, B. VSD, C. PDA, D. PS', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Classical triad of congenital rubella syndrome is cataract,deafness,cardiac defects. Cardiac defects include pulmonary stenosis,patent ductus aeriosus,ventricular septal defect. Ref : Harrison&;s principles of essential medicine P.no:1299', 'role': 'assistant'}]