The first time you get an infection, your immune system responds
the same infection again, your immune system responds
If you become re-infected with
A. quickly, slowly
B. in 3 stages, in 1 stage
C. in 2 stages, in 3 stages
D. slowly, quickly

Respuesta :

C because i look up what is what and found the same questions your welcome
It’s c because in 2 stages in 3 stages is correct