<span>the best option is B
the development of more efficient agriculture
The emergence of efficient forms of agriculture especially in Mesopotamia, led to emergence of early city states as food was produced in surplus to feed the town population. it also led to division of labor. this form of agriculture also contributed to sedentary lifestyle and improved nutrition thus explosive population that contributed to city establishments.
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Hello,
Here is your answer:
The proper answer to this question is option B "<span> Separation of Powers". Separation of powers is the three branch's of government which makes sure each branch doesn't get more powerful than the other.
Your answer is B.
If you need anymore help feel free to ask me!
Hope this helps!
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