I'd go with B - Article. There are hundreds of good examples for the answer being B. For example, "a book" ('a' is an article - 'book' is a noun), "an apple" ('an' article - 'book' noun). Those are just the simple ones.
<span>The conclusion that readers can draw about this character vs. society conflict is that "</span>Zeitoun and his friends are presumed guilty of serious offenses." We can conclude that they are accused of the crime by the society. This will lead to the conflict that because of the society's accuse,they can be sentenced into guilt.