How did Sumerians use the resources in their climate when building their cities? A. Due to the environment, early Sumerians built cities that were isolated
from each other.
B. They built tall ziggurats to keep people off the scorching ground and away
from mudflats.
C. They combined reeds and mud to form bricks for building homes and
city walls.
D. Most middle-class Sumerians farmed land on the city-state perimeter.

C

Explanation:

They used reeds and mud from the flooding of the Tigris and Euthrates River to use the dried mud to build houses

In 313, Constantine, the emperor of Rome, issued the Edict of Milan to mandate tolerance for all religions. It was a follow up of the Edict of Toleration by Galerius in 311. Constantine issued the Edict of Milan on February 313 AD with the purpose of treating Christians benevolently in the Roman Empire. It gave Christianity a legal status but it did not make Christianity the official religion of the Roman Empire. However, there are some arguments whether a formal Edict of Milan was given.