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
[{'content': "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 - \nSelect and explain. \nA. Albert staining, B. Ziehl-Neelsen staining, C. McFadyean's staining, D. Wayson staining", 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]