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: Pediatrics
[{'content': 'Which one of the following hepatitis viruses have significant prenatal transmission? \nSelect and explain. \nA. Hepatitis E virus, B. Hepatitis C virus, C. Hepatitis B virus, D. Hepatitis A virus', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Hepatitis B virus", 'role': 'assistant'}]