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: Pathology
[{'content': 'Single most indicator of likelihoodness of rapid progression of hepatitis to liver cirrhosis is - \nSelect and explain. \nA. Associated serological finding, B. Underlying etiology, C. Presence of bridging necrosis, D. Presence of Mallory hyaline', 'role': 'user'}, {'content': 'Answer: B \nExplanation: underlying etiology is single indication of rapid progression of hepatitis to cirrhosis TEXT BOOK OF HARSH MOHAN PAGE.605- 612', 'role': 'assistant'}]