The weather was due to the missiippii
The answer is reunification under the Eleventh Dynasty after
period of defragmentation did rulers of Egypt accomplish during the Middle
Kingdom. When the Eleventh Dynasty reunified Egypt it had to create a central
administration such as had not occurred in Egypt since the downfall of the Old
Kingdom government. To do this, it chosen people to positions which had fallen
out of use in the decentralized First Intermediate Period. Highest among these
was the Vizier.
Answer:
It increased national unity by reducing sectional differences. It boosted the speed of cross-country mail delivery.
Explanation:
hope this helps have a nice day :)
According to e2020 it was
C. evaluating sources.