Read the section "What Is A Vaccine And How Does It Create Immunity?" Scientists create vaccines in labs. A vaccine is meant to act like something that causes an illness. This can include a virus like the chicken pox. It can also include a coronavirus. Vaccines are weaker than viruses, though. They do not make you sick.

Vaccines are often given as a shot. They help the body resist a particular infection. This process is called immunity. A person can develop immunity from a vaccine. They can also develop immunity from an earlier infection of a disease.

Select the sentence from the section that explains HOW vaccines work.

A. Scientists create vaccines in labs.

B. Vaccines are often given as a shot.

C. They help the body resist a particular infection.

D. This process is called immunity.