Read the following excerpt from "The Negro Speaks of Rivers" by Langston Hughes before you choose your answer.
"I bathed in the Euphrates when dawns were young.
I built my hut near the Congo and it lulled me to sleep.
I looked upon the Nile and raised the pyramids above it.
I heard the singing of the Mississippi when Abe Lincoln
went down to New Orleans, and I've seen its muddy
bosom turn all golden in the sunset."
The author's tone is best described as (5 points)
1) harsh and strident
2) informal yet analytical
3) concerned yet hopeful
4) reflective and melancholy