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: Microbiology
Chronic liver disease is caused by -a) Hepatitis Bb) Hepatitis Ac) Hepatitis Cd) Hepatitis E 
Select and explain. 
A. a, B. bc, C. ac, D. b
C: ac
Answer: C: ac 
Explanation: 50–80% of patient infected with HCV develop: Chronic infection
1–10% of patient infected with HBV develop: Chronic infection
Hence among hepatitis viruses, chronicity is highest with HCV infection