Why did the world's first civilizations develop in river valleys? question 15 options: river valleys were fertile places where agriculture could thrive. nomadic tribes could use rivers to trade with others. river valleys were good places for hunting and fishing. papyrus plants used to make paper grew near rivers.

well first we can compare on what the slave masters ate and what the slaves ate well the masters ate fancy great food like chicken rice mash potatose and stuff like that and slaves ate well food that your not suppost to eat like the weird parts of turkey and chicken and slaves master chilled beat and eat and slaves work get beat and get little of sleep there you go

google it

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