Answer:
Diaphragm
Explanation:
The diaphragm because it controls the size of the chest cavity using the lungs.
Hope This Helps!
It's the Diaphragm hope I got it right
An injection of weakened bacteria that creates immunity to a disease.
Option c is the correct answer
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f
Speed
Hw do u not know this
i think it's C are you from counxus
