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: Microbiology
A young boy had a flea bite while working in a wheat grain godown. After 5 days he developed fever and had axillary lymphadenopathy. A smear was sent to the laboratory to perform a specific staining. Which one of the following staining method would help in the identification of the suspected pathogen - 
Select and explain. 
A. Albert staining, B. Ziehl-Neelsen staining, C. McFadyean's staining, D. Wayson staining
D: Wayson staining
Answer: D: Wayson staining 
Explanation: None