Answer:
B) Repetition
Step-by-step explanation:
Repetition is a rhetorical device that repeats the same words and/or phrases or even full sentences in order to make a stronger impression and put an accent to what a writer considers to be the most important idea in the text. Its use is common in both prose and poetry.
Examples of repetition in the given excerpt are: One hundred years later and Negro as both of them repeat 3 times.