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
Most impoant inflammatory mediator-( 
Select and explain. 
A. TNF, B. IL-2, C. Interferon, D. PAF
A: TNF
Answer: A: TNF 
Explanation: Ans. is 'a' i.e. TNF Two most impoant inflammatory mediators --) IL-1, TNF- alpha.