Classify each of the following as an autotroph or a hetoratroph a.) earthworm b.) snail c.) fungus/ mushroom ( quick ) it is actually science but there is not a science option so i will make it biology

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.