From the surface down, the layers of the earth, based upon physical properties, are:
a) Asthenosphere, Lithosphere, Mesosphere,Mantle, Core
b) Crust, Asthenosphere, Mesosphere,Lithosphere, Core
c) Mesosphere, Asthenosphere, Lithosphere,Core
d) Lithosphere, Asthenosphere, Mesosphere,Outer Core, Inner Core