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: Medicine
[{'content': 'Which of the following hepatitis viruses have significant perinatal 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: Answer is C (Hepatitis B) Perinatal transmission is most significant with hepatitis B Perinatal transmission of various Hepatitis viruses as described in Harrison's Text: Hepatitis virus HAV HBV HCV HDV HEV Perinatal transmission - +++ - + . - Perinatal transmission with HCV is seen primarily with HIV co-infection and high level viremia", 'role': 'assistant'}]