Okay.. so From my knowledge and Google's.. Once Kennedy told Khrushchev that he couldn't let off the missiles, he was trying to make a deal with him so all countries could walk away safely. But Khrushchev declined initially and started to come up with different ways to get around it but once he seen that the only way he could get out of this was if he agreed to stopping the release of the missiles. So go with A.. Because he ultimately agreed and he definitely did not become more powerful
A. for sure i aced this test easily
Mesopotamia has two regions; the Sumer (south) and the Akkad (north). Sumer, the south region is the first known complex civilization, developing the first city-states in the 4th millennium BCE. It was in these cities that the cuneiform script appeared as the earliest known form of writing, in which invented by Sumerians.
