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/are transfusion transmitted viruses -a) Hepatitis Bb) CMVc) HTLV -1d) Rubellae) HHV - 8 \nSelect and explain. \nA. abc, B. bcd, C. cde, D. acd', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]