When fossil fuels are burned, carbon dioxide and water are produced. What elements must be contained in fossil fuels? (Assume that the oxygen comes from the air.)

i think so it’s will be b yes i believe its

the mantle

explanation:

earth is divided into three layers: the crust or the outermost layer on which we live; the underlying, middle layer - the mantle - and the core (the innermost layer of earth).

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.