Question

spreading from one culture to another.

1. what was the system of writing developed in sumer?

Explanation:

The Sumerians developed cuneiform as their writing system. Cuneiform is one of the earliest known writing systems, using wedge - shaped marks on clay tablets, and it was used for record - keeping, literature, and other purposes in ancient Sumer.

Answer:

The system of writing developed in Sumer was cuneiform.