What did city-states in Sumer have in common?

A.They shared the same laws.
B.They were centers of trade.
C.They were all ruled by one king.
D.They were home to millions of people.

Respuesta :

Answer:

A.They shared the same laws.

Explanation:

It extended over a greater territory than anyone had ever conquered before. It fought with surrounding city-states. It covered an area from the Mediterranean Sea to the Persian Gulf.

Answer:

Explain

B.They were centers of trade