Answer:
They represent the deep history and lasting culture of the African people.
Explanation:
In the poem "The Negro Speaks of Rivers," Hughes talks about the legacy and past of African people. He tells us that the African soul is very old. He compares this with the ancient rivers, such as the Euphrates, the Congo, the Nile and the Mississippi. By drawing a parallel between African people and ancient times, Hughes wants to highlight the fact that African people have a deep and rich history.
