Question

The Earth's asthenosphere is a structural layer

A.
that is made of the crust and the uppermost part of the mantle.
B.
that is contained completely within the crust.
C.
that is contained completely within the upper mantle.
D.
that is made of the mantle and the uppermost part of the crust.

Answer 1

Dont completly trust me here but i think its a but id try and wait for someone else just be careful

Step-by-step explanation: