I believe the answer is A. ice, water, wind!!
UwU
Answer:
prison got on right in edge
B.) Tyranny of one- too much power in the hands of one
The correct answer is - trade.
The Sumerians engaged in trade with their move of exchanging their surplus food for materials like the copper that they needed to develop their weapons and thus their army forces. This was a very smart move from their side because they managed to use the resource they had in abundance but was scarce in the other surrounding areas so that they take what they need to become stronger and pretty much defend more efficiently from the same people they were engaging in trade with.
It increased production and manafacturing went up. The economy started boosting and people got rich. Although this may be the case, workers didn't get enough money to support themselves while the high upper did