Answer:
The Persians
His undermanned defeat of the Persian King Darius III at the Battle of Gaugamela is seen as one of the decisive turning points of human history, unseating the Persians as the greatest power in the ancient world and spreading Hellenistic culture across a vast new empire.
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Put me on brainliest please cause I need it
It's A
Irrigation was overused, the soil didn't get any rest (crop rotation is a younger invention), the result was salinization of the soil, which led to decline of Sumer.
I think that is c because there is 50% chance that it is
If your meaning 'Select all the apply', then it's B and D.