This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
Components of acellular peussis vaccine 
Select and explain. 
A. PT + FHA + Fimbriae, B. PT + cytotoxin + fimbriae, C. Endotoxin + fimbriae + pili, D. Peactin + FHA + OMP + Fimbriae
A: PT + FHA + Fimbriae
Answer: A: PT + FHA + Fimbriae 
Explanation: aP Avoids neuro side effects of whole cell peussis but less immunogenic