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
Paul bunnel reaction is a type of 
Select and explain. 
A. Agglutination, B. CF, C. Precipitation, D. Flocculation test
A: Agglutination
Answer: A: Agglutination 
Explanation: Ans. is 'a' i.e., Agglutination test Paul Bunnell test is tube agglutination test.