Which statement about fossil fuels is correct? will give crown

Select one:

Fossil fuels are nonrenewable resources because the conditions for their formation no longer exist on Earth.

Fossil fuels are nonrenewable resources because they were originally living organisms.

Fossil fuels are nonrenewable resources because we are using them at a much faster rate than they can form.

Fossil fuels are nonrenewable resources because using them causes air pollution.