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: Pediatrics
[{'content': 'All of the following are acyanotic congenital hea diseases except - \nSelect and explain. \nA. VSD, B. PDA, C. ASD, D. Tetralogy of fallot', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Tetralogy of fallot", 'role': 'assistant'}]