Answer:
The internal structure of Earth is layered in spherical shells: an outer silicate solid crust, a highly viscous asthenosphere and mantle, a liquid outer core that is much less viscous than the mantle, and a solid inner core.
Explanation:
I hope it helps!
Relic Boundary is the correct answer :)
It is Washington DC.
It is the location of the White House, which is where the white president lives.
I think it is A due to globalization, less people need to make products in there own country.