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
Drug used for smoking cessation AIE- 
Select and explain. 
A. Naltrexone, B. Bupropion, C. Buprenorphine, D. Methadone
B: Bupropion
Answer: B: Bupropion 
Explanation: None