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
Refrigerated blood stored up to 48 hours before transfusion can destroy which of the following - 
Select and explain. 
A. HIV, B. Hepatitis B, C. Treponema pallidum, D. P. Vivax
C: Treponema pallidum
Answer: C: Treponema pallidum 
Explanation: None