A dwelling place is also called a

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."

number   5 i know this because savannah was the first capital and i took the test and all you have to do is look up a map of georgia savannah.