The Earth's lithosphere is a physical layer made of the and the uppermost part of the.

 The Earth's lithosphere is a physical layer made of the UPPER PORTION OF THE MANTLE AND CRUST and the uppermost part of the ASTHENOSPHERE. Hope this helps :)

Explanation:

The lithosphere is the solid, outer part of the Earth. The lithosphere includes the brittle upper portion of the mantle and the crust, the outermost layers of Earth’s structure. It is bounded by the atmosphere above and the asthenosphere (another part of the upper mantle) below.