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
Single most indicator of likelihoodness of rapid progression of hepatitis to liver cirrhosis is - 
Select and explain. 
A. Associated serological finding, B. Underlying etiology, C. Presence of bridging necrosis, D. Presence of Mallory hyaline
B: Underlying etiology
Answer: B: Underlying etiology 
Explanation: underlying etiology is single indication of rapid progression of hepatitis to cirrhosis TEXT BOOK OF HARSH MOHAN PAGE.605- 612