Choose D (Copy). It is another word for mimic
Alternative energy sources are those that do not deplete natural resources and do not harm the environment.
Options A, B, and C are all fossil fuels, which we know can be depleted and harm the environment.
The only valid option here is D, Geothermal energy.
Geothermal energy is both renewable and environmentally friendly.
It is only because of their life spand... its pretty short.
Number one is B also number 2 is also B because I did it before