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
[{'content': 'Which of the following is Calcivirus- \nSelect and explain. \nA. Hepatitis E, B. Hepatitis B, C. Hepatitis C, D. Hepatitis A', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Hepatitis A → Picorna Viridae (Single Stranded RNA)\nHepatitis B → Hepadna Viridae (Double stranded circular DNA)*\nHepatitic C → Flavivirus (single stranded RNA)\nHepatitis D → Incomplete RNA virus (causes infection only in presence of Hepatitis B virus)\nHepatitis E → Calcivirus (Single stranded RNA', 'role': 'assistant'}]