Answer:
I would say B: Calderas.
Explanation:
Calderas are depressions in the earth that have been made after a volcano erupts and then collapses. While Mountains could be an answer but Calderas makes more sence
Answer:
This is true and is known as a Geomagnetic Reversal
Explanation:
Answer: A low pressure system has lower pressure at its center than the areas around it. ... Because of Earth's spin and the Coriolis Effect, winds of a low pressure system swirl counterclockwise north of the equator and clockwise south of the equator. This is called cyclonic flow
The Pony Express and/or Transcontinental Highway,