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 following features are true for tetralogy of Fallot, except \nSelect and explain. \nA. Ventricular septal defect, B. Right ventricular hyperophy, C. Atrial septal defect, D. Pulmonary stenosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tetrology of fallot characterized by right ventricular outflow obstruction( pulmonary stenosis),right ventricular hyperophy,VSD,aoa that override the VSD. Ref : Ghai essential of pediatrics, 8th edition, p.no:420 ; Harrison principals of internal medicine,19th edition,p.no:1526', 'role': 'assistant'}]