This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Death and postmortem changes, Subject name: Forensic Medicine
During autopsy for virology study which agent is used for storing tissue - 
Select and explain. 
A. Sodium chloride, B. Alcohol, C. Spirit, D. 50% glycerin
D: 50% glycerin
Answer: D: 50% glycerin 
Explanation: In autopsy in virological disease universal work precautions have to be followed and specimens are stored in 50% glycerine. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 60.