According to the map that totally exists, there is a 25% chance that it’s C (Egyptian)
The percentage of earths water is contained in the ocean is 96.5%
Asthenosphere is Earth's mechanical layers that is most easily deformed.
The Asthenosphere is Earth’s mantle’s upper layer which is weak mechanically and ductilely deforming region. It is situated below the lithosphere wherein there is comparatively little resistance to the flow of plastic and the convection is thought to happen.
The answers to your questions is 8. B 9.A 10. B