This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gram-Positive Infections - Corynebacterial Infections, Subject name: Microbiology
[{'content': 'True about hepatitis A virus: \nSelect and explain. \nA. Causes cirrhosis, B. Helps HDV replication, C. Common cause of hepatitis, D. Causes chronic hepatitis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Common cause of hepatitis in children (Ref: Ananthanarayan, 8th/e, p. 537)* HAV the most common cause of hepatitis in children.* HAV does not cause chronic hepatitis or cirrhosis.* HBV (no HAV) helps in HDV replication.", 'role': 'assistant'}]