HELP RIGHT NOW PLEASE 1.) crust
2.) mantle
3.) outer core
4.) inner core

a.) a solid layer made up of part continental and part oceanic
b.) a solid layer of iron and nickel inside Earth
c.) the only liquid layer of Earth
d.) a nearly melted layer right under the Earth's surface.

see below

Explanation:

1.) crust → a.) a solid layer made up of part continental and part oceanic

2.) mantle → d.) a nearly melted layer right under the Earth's surface.

3.) outer core → c.) the only liquid layer of Earth

4.) inner core → b.) a solid layer of iron and nickel inside Earth

a symbiotic relationship with the mitochondria