Question

Pls help. I have no brain cells at this point-_-

This is a response of the immune system to a substance it incorrectly identifies as a
foreign pathogen.

A.humoral
B.immunity
C.antigen
D.allergies

Answer 1

B. Vaccines are a great example of this because the immune system responds with immunity to that foreign pathogen that was given to the body

Answer 2

the answer would be d