This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy, Subject name: Pharmacology
[{'content': 'All of the following drugs have activity against hepatitis \nSelect and explain. \nA. Lamivudine, B. Zidovudine, C. Emtricitabine, D. Telbivudine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Refer KDT 7th/803-805 Anti HiV drugs effective against HBV Are L-Lamivudine E-Emtricitabine T:Tenofovir', 'role': 'assistant'}]