One layer of earth is composed mainly of liquid iron and nickel. this layer creates earth’s magnetic field, which protects earth from solar wind? what is the name of this layer of earth?

a) the outer core
b) the mantle
c) the crust
d) the inner core

all fossil fuels are nonrenewable, so think coal, gasoline, things that we will eventually run out of. all fossil fuels are nonrenewable resources, but not all nonrenewable recourses are fossil fuels. these resources are not being renewed as fast as we are using them. i hope this considering there weren't any answer choices.

answer(c) carved on a babylonian clay tablet that showed earth as a flat circular disk;