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
Which of the following is a selective estrogen receptor modulator ? 
Select and explain. 
A. Raloxifene, B. Mifepristone, C. Danazol, D. Anastozole
A: Raloxifene
Answer: A: Raloxifene 
Explanation: None