This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hepatitis Viruses, Subject name: Microbiology
[{'content': 'A young pregnant woman presents with fulminant hepatic failure. The most likely aetiological agent is: \nSelect and explain. \nA. Hepatitis B virus, B. Hepatitis C virus, C. Hepatitis E virus, D. Hepatitis A virus', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Hepatitis E virus(Ref: Ananthanarayan, 9th/e, 550 and 8th/e, p. 546)* Fulminant hepatitis may occur rarely in 1 - 2% of cases, except for the pregnant women who are particularly at higher risk (20%) of developing fulminant hepatitis.", 'role': 'assistant'}]