How is the great rift valley unique

The Great Rift Valley, or the valley of the East African Rift, is unique because it is currently splitting the African plate into two, combines rift and fault systems, home to some of the oldest, largest, deepest Great Lakes in the world, and is a source of some of the oldest human remains on the planet.

answer:   c.

it was not against the chinese government.

explanation:

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.