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
Disulfiram mechanism of action ? 
Select and explain. 
A. Stimulates alcohol dehydrogenase, B. Stimulates aldehyde dehydrogenase, C. Inhibits aldehyde dehydrogenase, D. Inhibits dopamine oxidase
C: Inhibits aldehyde dehydrogenase
Answer: C: Inhibits aldehyde dehydrogenase 
Explanation: Ans. is 'c' i.e., Inhibits aldehyde dehydrogenase