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
A farmer visiting a orchard gets unconscious, excessive salivation, constricted pupils and fasciculation of muscles, treatment started with- 
Select and explain. 
A. Atropine, B. Neostigmine, C. Physostigmine, D. Adrenaline
A: Atropine
Answer: A: Atropine 
Explanation: The farmer in question is having organophosphate poisoning, for which atropine is the drug of choice.