Which lgrase best completes the diagram

A

Explanation:

Sumerian's were one of the first non-nomadic cultures, they used irrigation to help grow crops. It was really an insane development in human history, leading to cities and growth of human populations.

america opposed the axis powers, because they knew that the united states would be targeted during the war. not only that, but germany (which was an axis power) broke the treaty of versailles, and started developing an army, and started attacking and taking over countries. furthermore, japan, which was allied with germany and italy (who both were axis powers) was attacking china, which was a great ally to the united states.

d. william mckinley's southern upbringing him win.