Auniform system of law that developed based on court decisions versus region to regions' rules and policies was

I am pretty sure the answer you're looking for is "Common Law", I could be wrong but this is the closest to what you're looking for. I hope this helps

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."