How do immunizations fight the polio epidemic?
a . they provide the body with a deadly antigen that allows the body to produce high concentrations of t-killer cells.
b. they provide the body with a safe antigen that allows the body to then prepare antibodies if it is ever exposed to the real virus.
c. they provide the body with a compmiment protein that enables the body to recognize and destroy all viruses.
d. they provide the body with a boost of white blood cells that the body can increase in number during an infection.