This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Anatomy
[{'content': 'Absolute indication for choledochotomy \nSelect and explain. \nA. Gallstone ileus, B. Fever, C. Gallstone pancreatitis, D. Palpable CBD stone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Choledochotomy Absolute indications(High Suspicion of CBD calculi) Palpable CBD stone Jaundice with cholangitis Demonstration of stone on intra operative cholangiography CBD diameter >12 mm Relative indication (Low Suspicion of CBD calculi) Jaundice without cholangitis History of pancreatitis. Dilated CBD White bile on aspiration Dilated cystic duct Ref: Shackelford 7th edition Pgno :1326-1331', 'role': 'assistant'}]