Which of the following would be an effective defense against bacteria but not against bacteria but not against viral particles?

A. Secretion of interferon by an infected cell
B. Neutralization by antibodies
C. Agglutination or precipitation by antibodies
D. A secondary immune response
E. membrane attack complex formed by complement
---I have ruled out B and D but am unsure from there...

2 answers

Please help on my question!
E. membrane attack complex formed by complement