How might agriculture leaf to further innovations like writing and monument building?

The surplus food that agricultural systems could generate allowed for people to live in . With more people, societies needed to change in unprecedented ways and . Indeed, in some cases, it seems like complex political orders were the cause . monuments, record-keeping and writing, and complex systems of belief.

Explanation:

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.

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