Which of the following questions should you ask in order to understand an author's diction?

a.) what do these words have in common with each other?
b.) is this structure generally allowed in standard grammar?
c.) how has the author tried to prove a point with this argument?
d.) why did the author include these specific statistics and graph?

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the answer is: round.

in literature, round characters are considerably complex and experience or are subjected to unpleasant situations. as a consequence, they go through crucial sentimental and psychological development, which can cause surprise in the readers. in this case, juan's dramatic transformation is related to the adversities he meets at school.