Help with this one too please

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."

it would be that mali has the worst literacy rate than the others

health and medicine because people are dying from not being healthy or not strong enough medicine