Answer: The reason this states have so many earthquakes is the fact of where they are located in the region of these states the earth surface has relatively thin crust and has high heat flow, both of which can favor relatively high deformation rates and active faulting. Unlike the opposite side of the states which has a colder much thicker crust which causes less fault formation and deformation of the crust.
Mexico is a source of cheaper labor. Hope I helped.
Answer:
A. Global Positioning System (GPS)
Explanation:
The Global Positioning System (GPS) is the most accurate way to find your exact location, virtually anywhere on the planet, thanks for a large network of satellites orbiting the planet and providing location information. That system is also complemented by the cellular towers if you're using a cell phone.
Aerial photography is great, but it will not tell you where you are.
Remote sensing is to gather information from a distance, not relevant to the question here.
The Geographic Information Systems are information systems to give information about the land matched with precise GPS information, used in mining for example, but it's not able to tell you where you are, it's to tell where a gold deposit is however.
