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
The beneficial effect of drug neostigmine in the treatment of Myasthenia gravis is due to the action 
Select and explain. 
A. It produces more acetylcholine, B. It inhibits the action of cholinesterase, C. It produces more acetylcholine receptors, D. It increases the action of cholinesterase
B: It inhibits the action of cholinesterase
Answer: B: It inhibits the action of cholinesterase 
Explanation: None