The answer should be C) lithosphere- asthenosphere boundary. The options A) B) cannot be correct as crust and mantle divisions are based on mainly compositional properties. The l...
Most probably the answer will be (C).... Lithosphere -Asthenosphere boundary is the rheological boundary layer in earth .
If we subdivide the Earth based on rheology, we see the l...
Answer (C) Lithosphere-Asthenosphere boundary.
Rheological property of materials changes from rigid (in lithosphere) to plastic (in asthenosphere). This lithosphere-asthenosphere ...