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
Drug that decrease lipoprotein (a) is ? 
Select and explain. 
A. Fibrates, B. Niacin, C. Statins, D. All
B: Niacin
Answer: B: Niacin 
Explanation: None