Answer:
The answer is <u><em>A</em></u> I think.
there is type 1 and type 2 they both affect the way your body regulates and type 1 is more worse
hope this helps
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<span>Vaccination offers protection against future exposure to pathogens because the vaccine is made from the part of the weakened pathogen. A vaccine gives enough immunity in a person’s system and helps create antibodies against sickness brought by pathogens. This will result in you to acquire future protection or immunity against the pathogen without getting sick. </span>
