Answer:
Indus river (India): Harappa And the city of Mohenjo-daro
Nile river (Egypt): Ancient egyptian pryramid structures, obelisks, System of mathmatics, Medicine development, etc.
Huang he (China): The great wall of china build, development of budda religion, growing rice products.
Tigris-Euphrates (Mesopotamia): The wheel, plow tool, and cut canals and river connections.
the most likely answer would be B because he helped martin luther king jr
question answered by
(jacemorris04)
They did not have the most advanced military equipment.
There was a lack of unity among members of various groups.
They were weakened by trade restrictions and blockades
I'm pretty sure that the answer is C
