Which best describes how an author uses characterization to affect the story's plot?
a. the author narrates the beginning of the race by describing a gunshot in hazel's blood.
b. the author uses colloquial language in the dialogue between hazel and the girls.
c. hazel points out that rosie is more similar to her brother raymond than she realizes.
d. hazel undergoes a change after the may day race reveals raymond's potential as a runner.