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: Pharmacology
Which one of the following acts commonly both on parasympathetic and sympathetic division ? 
Select and explain. 
A. Atropine, B. Pilocarpine, C. Acetylcholine, D. Adrenaline
C: Acetylcholine
Answer: C: Acetylcholine 
Explanation: None