Question

Which best describes how a vaccine works?

OA. It forces the body to create large numbers of white blood cells.
B. It increases the production of lysozymes in the pancreas.
OC. It causes the formation of many new lymph nodes.
OD. It creates a small infection to help the body fight later infections.

pls and thx bbg

Answer 1

oa

Step-by-step explanation:

when vaccines are taken it creats antibodies which will help fight against diseeses