Answer:
B
Explanation:
All living things need to breathe, even the microorganism which breathe by a process called diffusion. They might breathe using different of mechanisms or organs but THE POINT IS THEY NEED TO BREATHE.
The body will break them down and use them for various processes it needs.
Carbohydrates will generally get broken down to glucose,energy source. Proteins are a source of essential amino acids, which the body uses to make its own protein.
I am hoping this helps ! Briannaazam :)
Answer:
China
Explanation:
it has greatest/highest density
