Why did Sumerians go to ziggurat

The ancient Sumerians, believed their gods lived in the sky. In order for the gods to hear better, you needed to get closer to them. Ziggurats were huge, with built in steps. The priests would collect and use these gifts since they were the representatives of the gods on earth.

Explanation:

an economic reason that the south needed a reconstruction plan is that plantations, factories, and other businesses were destroyed during the war.