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
Which of the following drugs is used for Narcoanalysis? 
Select and explain. 
A. Atropine, B. Phenobarbitone, C. Scopolamine, D. Pethidine
C: Scopolamine
Answer: C: Scopolamine 
Explanation: For the purpose of investigation, the application of forensic medicine plays a vital role. Nacro analysis is one of the methods used for lie detection. Scopolamine is one of the drugs used in Narcoanalysis. The truth serum drugs used in narcoanalysis are : 1. Scopolamine 2. Sodium Pentathal 3. Sodium Amytal 4. Sodium Seconal Ref: The Essentials of Forensic Medicine and Toxicology By Dr. K. S. Narayan Reddy, 27th Edition, Pages 435-436.