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: Pathology
RBCs are stored at what temperature? 
Select and explain. 
A. -2 to -4 degC, B. 2-6 degC, C. 20-25 degC, D. 37 degC
B: 2-6 degC
Answer: B: 2-6 degC 
Explanation: Ans: B. 2-6 degC(Ref UK-NHS Guidelines; Harrison 19/e p138e-2).RBCs should be stored at a temperature of 2-6 "Celsius.ComponentStorage & durationWhole Blood2-6degC for 42 daysdegPacked RBCs2-6degC for 42 daysdegPlatelets22-24degC for 5 daysdegFFP-18degC for 1 yeardeg -18degC for 1 yeardeg -18degC for 1 year