In what way did romanov tsars undermine their own rule
a. they repressed a majority of people in favor of a minority
b. they provided food for the hungry
c. they respected the voice of the serf
d. they expanded russia and provided the land to the minority

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."