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: Medicine
A-65, year old farmer presents with sweating, hypothermia and pulse rate of <50/min treatment is - 
Select and explain. 
A. Physostigmine, B. Neostigmine, C. Atropine, D. Pilocarpine
C: Atropine
Answer: C: Atropine 
Explanation: None