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': 'Refrigerated blood stored up to 48 hours before transfusion can destroy which of the following - \nSelect and explain. \nA. HIV, B. Hepatitis B, C. Treponema pallidum, D. P. Vivax', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]