<span>The correct answer is C. A. would require a drastic sudden change which would only damage the body as it wouldn't be immediately used to it, as well as it wouldn't gain enough nutrients from which to gather energy for exercising; B. is an unhealthily wrong choice, because exercise is efficient, but diet influences at least 80% of the weight results; C. is the most balanced choice.</span>
Answer:
I believe your answer is B. but i could be wrong
Answer:
the body would usually fight both the vaccine (while the vaccine is also fighting the virus)and bacteria in body