<span>C. Both nations believed their way of life was superior and needed to spread to other nations.
is the answer</span>
They were in the middle of the desert. It would be a large risk to trek through such a large desert to attack them.
Answer: I think it is B. Levees held back the annual floods of the Tigris and Euphrates Rivers.
Explanation:
I believe it is the Albany Plan of Union
I believe the answer is C.