Question number nine 9 is
Osman stupid brainy want 20 character sorry
Writing made Egypts complex civilization possible because with the ability to write they were able to keep records of lots of things such as production, and take censuses. They would also be able to keep construction records which would help them be able to recreate a certain type of technology or a certain type of building.
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"Focus" allows us to be more efficient and to use our resources effectively by focusing our time, talents, and resources on a few tasks, since this saves us from distraction.
the south had slavery and the north had ended slavery.