Answer:
flat
Explanation:
because he or she doesn't have a big role in the story
The underlined word of the sentence which "conclusive" would have a denotation of "impossible to disprove" as it is used in the sentence. Furthermore, a denotation is the "literal" meaning of a word or some may refer to it as the "dictionary definition or meaning."
Your correct answer should be B by the way im looking and analyzing it.