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: Forensic Medicine
Fats are stained by: CMC (Vellore) 14 
Select and explain. 
A. Hematoxylin and eosin, B. Oil red O, C. Periodic Acid Schiff, D. GMS Silver Stain
B: Oil red O
Answer: B: Oil red O 
Explanation: Ans. Oil red O