Respuesta :
Its D:Its a nonrenewable energy source that formed millions of years ago from the remains of plants and animals.
Fossil fuels are nonrenewable energy sources that formed millions of years ago from the remains of plants and animals.
Remains of plants and animals become buried under the ground and undergo a series of chemical reactions including decomposition, eventually becoming fossil fuels.
The period of the reactions leading to the formation of fossil fuels could run into millions of years.
Fossil fuels are described as nonrenewable because their deposits are not unlimited and do not replenish naturally.
After some period of using fossil fuels, their deposits become exhausted.
More on fossil fuels can be found here: https://brainly.com/question/2029072?referrer=searchResults