Which best explains what would first happen to a mammal's body if the respiratory system broke down? O The organism would be unable to move because it would have no source of carbon dioxide.
O Cells would not be able to get rid of their waste, which would cause infection
O Carbon dioxide would build up and cause the muscles to not be able to move
O The individual would die because of a lack of oxygen.

2nd option

Explanation:

the aorta is the large artery leaving the heart branches into smaller arteries, which eventually branch into capillaries.the arteries carry oxygen and nutrients away from your heart, to your body's tissues. the capillaries are small, thin blood vessels that connect the arteries and the veins. the statement that arteries carry oxygen-rich blood to capillaries is true. veins on the other hand are blood vessels that take oxygen-poor blood back to the heart.