Answer;
The characteristics that describe the Ancient Sumerian civilization include;;
A. job specialization
B. city-states ruled by kings
C. social hierarchies
Explanation;
The Characteristics of the Sumerian civilization includes the following;
-social structure; various social hierarchies ;Upper class- priests, landowners, and government officials. Common class-merchants, crafts people, farmers, and fisherman. Bottom class- slaves.
-Stable food supply; facilitated by Inventions, plow and complex irrigation system.
-Government; for the purpose of making life orderly in a large group of people. City-states- ruled by a king that people believe in that were chosen be the gods. kings-enforced laws, collected taxes, and led armies.
-Others included, arts, technology, religion and writing.