The word raga means "a pattern of notes having characteristic intervals, rhythms, and embellishments, used as a basis for improvisation." based on this definition, how does the word connect to the structure that bob kaufman employs in his poem "unanimity has been achieved, not a dot less for its accidentalness"?

To confirm you understand the article of la rinconada write a summary

What is most likely the speaker’s reason to open with this? in approaching this problem, we cannot turn the clock back to 1868, when the [fourteenth] amendment was adopted, or even to 1896, when plessy v. ferguson was written. we must consider public education in the light of its full development and its present place in american life throughout the nation. only in this way can it be determined if segregation in public schools deprives these plaintiffs of the equal protection of the laws.

In the context of literature, what is the meaning of word choice