D because of the size and how thick or thinner they are
This happens due to geologic uplift and the erosion of the rock and soil above them. At the surface, metamorphic rocks will be exposed to weathering processes and may break down into sediment. These sediments could then be compressed to form sedimentary rocks, which would start the entire cycle anew
Las Vegas is situated 115 degrees West.
So the separation is 180 - 115 = 65 degrees.
The peninsula between North Korea and South Korea was established by the Demilitarized Zone between 1950-1953 So the answer is D
North America,Western Europe, and Eastern Asia