The Earth's interior consists of:
Aa crust consisting mostly of metal, and a core and mantle consisting mostly of rock.
Ba crust composed of rock, and a core and mantle composed mostly of iron and nickel metals.
Ca crust and mantle, made mostly of solid rock, and a core, made mostly of metal.
Da crust of rock; a mantle composed of liquid metal; and a core composed of rock.
Aa crust consisting mostly of metal, and a core and mantle consisting mostly of rock.
Ba crust composed of rock, and a core and mantle composed mostly of iron and nickel metals.
Ca crust and mantle, made mostly of solid rock, and a core, made mostly of metal.
Da crust of rock; a mantle composed of liquid metal; and a core composed of rock.