Hi there,
The answer should be C. Tropical and subtropical regions
I think the answer is A. Developed a strong social structure. This is because the Feudal system was all about ones social class, and workers often got land for serving kings, especially during times of war.
He is tasked by the god Enki (Ea) to create a giant ship to be called Preserver of Life in preparation of a giant flood that would wipe out all life. The character appears in the Epic of Gilgamesh. His story parallels that of the Biblical figure of Noah.
