How does carbon apply to real life​

This is the magic element for everything on Earth. All life on Earth depends on carbon (C). It is in nearly every biological compound that makes up our bodies, systems, organs, cells, and organelles. When you breathe out, there is a lot of carbon dioxide (CO2).

Explanation:

Like Carbon dioxide? or just like carbon? well anyway we breath in oxygen and breath out carbon the carbon goes into the air and gets re-cleaned turned into oxygen again. And also thousands of cars that run everyday going places let out tons of carbon into the the air every minute. (aka which is bad for human society, considering there's probably more carbon in the air then there is oxygen.)

Explanation:

So yes carbon does apply in everyday life

the answer is c.the valence of the atoms combine .