Vaccination is a process of injecting a dead or weakened form of a germ into the body. How does this help strengthen the
immune system?
It allows the body to increase its internal temperature.
It allows the body to regulate the inflammation response.
It allows the body to keep germ information for future infections.
it allows the body to increase its desire to eat healthy food.

C

Explanation:

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I would say the 3rd option, as soon as the vaccine enters, the body sees it as a threat, and I believe it is picked up by T cells (memory cells) which then calls the B cells to create antibodies to grant immunity to the virus.  

Explanation:

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explanation:

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".