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: Pathology
Which of the following is single most impoant indicator of likilihoodness of progresion of hepatitis to liver cirrhosis - 
Select and explain. 
A. Etiology, B. Associated serological findings, C. Presence of bridging necrosis, D. Presence of mallary hyaline
A: Etiology
Answer: A: Etiology 
Explanation: Ans. is 'a' i.e., Etiologyo The single most indicator of the likelihoodness of rapid progression chronic hepatitis to cirrhosis is underlying etiology.