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: Surgery
Commonest indication for liver transplantation in infant is - 
Select and explain. 
A. Alcoholic cirrhosis, B. Biliary cirrhosis, C. Primary hemochromatosis, D. Biliary atresia
D: Biliary atresia
Answer: D: Biliary atresia 
Explanation: Most common indication for liver transplantation
in children → Biliary atresia
in adults → Cirrhosis