What important developments in sumer and mesopotamia laid the foundation for later civilizations?

The many inventions of Sumer and Mesopotamia laid the foundation for later civilizations:

Explanation:

1.) Mass-Produced Pottery     6.) Textile Mills

2.) Writing                                7.) Mass Produced Bricks

3.) Hydraulic Engineering       8.) Metallurgy

4.) The Chariot                         9.) Mathematics

5.) The Plow

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a yes vote means: the legislature, with a two-thirds vote, could change daylight saving time if the change is allowed by the federal government. absent any legislative change, california would maintain its current daylight saving time period