Right answer: A. jet streams.
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Relative location isn't the exact location so they would have to be using their mental imagery of a map. For example, after you go to fro a place so many times, you will grow accustomed to it thus by using mental imagery of a map would be a good answer.
The growth of los angeles increses the amount of pollution/runoff into the owens river vally
Population would go down drastically and there would be no next generation x