The word raga means "a pattern of notes having characteristic intervals, rhythms, and embellishments, used as a basis for improvisation". Based on this definition, the word connects to the structure that Bob Kaufman employs in his poem, "Unanimity Has Been Achieved, Not a Dot Less for Its Accidentalness" though the use of free form and improvisation in the poem.
The answer would be letter A.
I would say A for question 4
