Answer: it’s A because Logos appeals to the audience's reason, building up logical arguments. Ethos appeals to the speaker's status or authority, making the audience more likely to trust them. Pathos appeals to the emotions, trying to make the audience feel angry or sympathetic, for example.
The falling action on a plot structure diagram depicts the events that occur after the climax.
https://www.weforum.org/agenda/2017/10/a-short-history-of-book-banning/