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
Mechanism of action of Montelukast is: 
Select and explain. 
A. Inhibition of leukotriene production, B. Inhibits alpha receptors, C. Beta receptor agonist, D. Phosphodiesterase inhibition
A: Inhibition of leukotriene production
Answer: A: Inhibition of leukotriene production 
Explanation: Inhibition of leukotriene production