List two ways that humans in Mesopotamia modified their environment to meet their needs.

Irrigation- Mesopotamians made the first working irrigation system, controlling water to go from one place to another. The water came from the Euphrates and Tigris rivers. They used the water for farming, so they wouldn't have to walk back and forth.

Tigris and Euphrates

Irrigation provided Mesopotamian civilization with the ability to stretch the river's waters into farm lands. This led to engineering advances like the construction of canals, dams, reservoirs, drains and aqueducts. One of the prime duties of the king was to maintain these essential waterways.

Explanation:

the answer is b for brother

yes.

explanation:

because it let the japanese know who had the upper hand in the war.