About when did the Sumerians develop cuneiform, and how was it used? ANSWER QUICK

Cuneiform is a system of writing first developed by the ancient Sumerians of Mesopotamia c. 3500-3000 BCE. It is considered the most significant among the many cultural contributions of the Sumerians and the greatest among those of the Sumerian city of Uruk which advanced the writing of cuneiform c. 3200 BCE.

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answer; the government can clearly justify the restriction;