All of the following are accurate statements about nonrenewable resources except:
a.
nonrenewable resources are minerals formed in the earth’s crust by geologic forces over millions of years.
b.
nonrenewable resources can be replaced when they are used.
c.
supplies of nonrenewable resources vary greatly.
d.
coal, oil, and natural gas are among the most important nonrenewable mineral resources. plz guys