It enabled civilizations around rivers to emerge because it enabled them to grow their own food in fertile lands. It also enabled class division to emerge into those who dealt with trade and those grew food. It also enabled rise of political system like monarchies with rulers and dynasties.
Answer:
I am pretty sure it is A.
Explanation:
If not It is C because It is not b that is for sure.
The two major scandals that plagued the Harding administration were 1) the attempted theft of national oil reserves, and 2) his infamous "Ohio Gang" was accused of trying to sell lands that were taken from the Germans.