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
Acellular peusis vaccine contains-( 
Select and explain. 
A. Peactin, flagillary hemagglutinin, cytotoxin, endotoxin, B. Peactin, flagillary hemagglutinin, fimbriae, endotoxin, C. Peactin, cytotoxin, fimbriae, peusis toxin, D. Flagillary hemagglutinin, peusis toxin, fimbriae
D: Flagillary hemagglutinin, peusis toxin, fimbriae
Answer: D: Flagillary hemagglutinin, peusis toxin, fimbriae 
Explanation: Ans. is 'd' i.e., Flagillary hemagglutinin, peussis toxin, fimbrial . Acellular peussis vaccines currently available from different manufactures should be considered as different and unique products because of the presence of one or more different components which are: - Chemically or genetically detoxified peussis toxin (PT toxoid). - Filamentous hemagglutinin - 69k Da outer membrane protein ( also known as peactin). - Fimbrial-2 and fimbrial-3 antigens.