The conflict between Sumerians<span> and Elamites probably extended back to Neolithic ... The almost constant occurrence of war </span>among<span> the </span>city-states<span> of </span>Sumer<span> for two .... a situation that </span>led<span> to a relatively even development of weapons technology .</span>
Farm life as more behind in technology while cities were more fast-paced, had more jobs and used more technology.
Answer:
It is A
Explanation:
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