Answer:
B i think
Explanation:
Because they take years and years to redevelope which makes them harder to get a hold of. ex) coal
B). because this show how this resource is non reusable it just depends on what kind of mineral you mined it could be A). as well too but you have to choose A or B are your final answers you have to chose.
the answer is chemical reaction
The smooth endoplasmic reticulum
Hope this helps :)
Nucleus
Protons and neutrons are found in the nucleus.
