How can minerals that must be mined be described?

A). as fossil fuels

B). as nonrenewable resources

C). as resources that will be replenished quickly

D). as the remains of organisms that once lived

B i think

Explanation:

Because they take years and years to redevelope which makes them harder to get a hold of. ex) coal

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.