Which is considered a key contribution of Mesopotamian civilization?

A.

the development of a phonetic alphabet

B.

the cultivation of corn

C.

the establishment of a monotheistic religion

D.

the invention of the wheel

Mesopotamia was known for its rich lands so B would be your answer! keep in mind that the only reason why it has rich soil is because of the two rivers (Tigris and the Euphrates) make the soil rich and moist!