contestada

1. A vaccine is a medicine that _____________ .
A. relieves pain
B. manages chronic conditions
C. helps restore health
D. fights pathogens

Respuesta :

Answer:

A vaccine is a type of medicine that trains the body's immune system so that it can fight a disease it has not come into contact with before. Vaccines are designed to prevent disease, rather than treat a disease once you have caught it

Explanation:

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