What are the three main parts of the geosphere?

lithosphere, crust, core

hydrosphere, crust, core

lithosphere, mantle, core

crust, mantle, core

There are many spheres aside the geosphere; like the atmosphere, hydrosphere, lithosphere and many others. But the geosphere is the earth itself. It is the solid part of the earth.

The three main parts of the geosphere:

1. Crust

2. Mantle

3. Core