The purpose of a paragraph is to express a speaker's thoughts on a particular point in a clear way that is unique and specific to that paragraph.
I believe the answer would be strike. i hope this helps!
#1) How does the voice affect the characterization and credibility of the text?
Answer: The way that the voice affect the characterization of the text is by giving the story a humorous tone. Also it affects the credibility of the text by overreacting and exaggerating which as a result makes the text not much credible.
I hope it helps, Regards.