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: Unknown
The staining useful for antemorten diagnosis of rabies is - 
Select and explain. 
A. Seller, B. Macchiavillo, C. Giemsa, D. Fluorescent
D: Fluorescent
Answer: D: Fluorescent 
Explanation: Ans-A