biology

“What is the purpose of getting a flu shot every year?
Select one:
a. It lets your body get used to having the flu so that you won’t feel as sick when you actually do get the flu.
b. It exposes you to antigens present on the flu virus so that your innate immune response can make antibodies to the virus.
c. It exposes you to antibodies present on the flu virus so that your innate immune response can make antigens.
d. It exposes you to antigens present on the flu virus so that your adaptive immune response can make antibodies to the virus.
e. It exposes you to antibodies present on the flu virus so that your adaptive immune response can make antigens”