D, dude you should really just copy paste and look it up, also don't press any links they're a virus and it's against brainly's TOS to send links, bye!
Explanation:
Egyptian civilization developed along the Nile River in large part because the river's annual flooding ensured reliable, rich soil for growing crops. Repeated struggles for political control of Egypt showed the importance of the region's agricultural production and economic resources.
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Biodiversity in the tourist destination is also threatened by sedimentation, which is due to deforestation and run-off from deforested and agricultural lands. Enhanced discharge and sediment concentrations in rivers and lake systems result from development for intensive agriculture, with consequences for freshwater ecosystems and habitats.
The right answer for the question that is being asked and shown above is that: "C. Problems with paying for social security and the cost of energy" the two major issues of the 2008 presidential election are the <span>C. Problems with paying for social security and the cost of energy.</span>