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 selective MAO–B inhibitor out of the following is : 
Select and explain. 
A. Selegiline, B. Clorgyline, C. Moclebemide, D. Moclebemide
A: Selegiline
Answer: A: Selegiline 
Explanation: None