This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Medicolegal Autopsy, Subject name: Forensic Medicine
Sodium Fluride is used for preservation of- 
Select and explain. 
A. Urine, B. Blood, C. Alcohol, D. Carbolic acid
B: Blood
Answer: B: Blood 
Explanation: Ans- B B>A.