Name the layer of the Earth that separates the lithosphere and the mantle.
The layer of the Earth that separates the lithosphere and the mantle is called the asthenosphere.
Complete the following task based on the instruction and optional input provided.### Instruction:
Name the layer of the Earth that separates the lithosphere and the mantle.

### Output:
The layer of the Earth that separates the lithosphere and the mantle is called the asthenosphere.