The Cold War. There was a build up of arms between the US and USSR.
Learned from there mistakes and try to not repeat the same mistakes they've made
Answer:
D, The civilization had a functioning government in place that decided the law of the land.
Explanation:
Not all civilizations were ruled by kings. The king of this civilization didn't use a pictogram script. It couldn't have been ruled by a group of governors because then, the archeologist wouldn't have found the king's seal for letters.
I’m pretty sure the answer is true