This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver disorders, Subject name: Pediatrics
[{'content': 'Most common indication for liver transplant in children is: \nSelect and explain. \nA. Viral hepatitis with fulminant hepatic failure, B. Biliary atresia, C. Metabolic disease, D. Hepatic tumor', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Biliary atresia is the most common indication for liver transplantation in children, followed by metabolic and inborn disorders, autoimmune and familial cholestatic disorders, and acute hepatic necrosis.', 'role': 'assistant'}]