A) Landfills have to do with trash and fossil fuels are not trash.
It is water soil and temperature
The answer to that question is Peroxide.
The ecosystem that he should consider is the <span>tropical rain forest ecosystem.
In that area, there are uncountable amounts of various plants and animals that have not all yet been discovered and who all live together to build the biome. This biome is indeed the most diverse one even at this point without the knowledge of all possible life forms.</span>
The correct answer is C) Drinking water. Hope this helps.