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: Forensic Medicine
Preservative used for alcohol poisoning is : 
Select and explain. 
A. Formalin, B. Saturated solution of sodium chloride, C. Methyl alcohol, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: D i.e. None