This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forensic Toxicology - Concepts, Statutes, Evidence, and Techniques, Subject name: Forensic Medicine
Sample of spinal cord preseved in: (Repeat) 
Select and explain. 
A. Strychnine poisoning, B. Arsenic poisoning, C. Yellow Oleander poisoning, D. Nerve gas poisoning
A: Strychnine poisoning
Answer: A: Strychnine poisoning 
Explanation: Ans: A (Strychnine poisoning) Ref: The Essentials of Forensic Medicine and Toxicology by KS Narayan Reddy. 29th edition. 2010. Pg:Explanation:Refer 2011 Forensic medicine question explanation