Answer:
the answer is people develop irrigation technology
Explanation:
hope it helps :)
The problem is that "Cupid" is now lost (thought to have been destroyed in 1698 in a fire on London), so we only know about the characteristics of Cupid from stories. It is said to have been treated with acidic earth with Michaelangelo at the time, to make it appear older. The cupid was sleeping on a bed-like structure.
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The Black Land was the only ground the Egyptians could use to grown crops. Every year a layer of black silt deposit appeared after the flooding of the Nile which made the ground real fertile for their crops.