There are three mountains: the Sierra Madre Occidental, the Sierra Madre Oriental, and Sierra Madre del Sur.
From an overall perspective, A would be the best answer. Since the Nile River has always been one of the biggest rivers in history, it would most likely sustain life for the people. As well as the mediterranean, people for thousands of years relied on the Mediterranean Sea for their food and even their transportation.
Louis XIV believed in the "divine right of kings," where he said that he had the right to rule because he was ordered by God. He uses this as basically an excuse to rule like a tyrant and have autocratic control over everything.
B. New medicinal possibilities
C. High levels of biodiversity
D. Lower carbon dioxide levels