A pronoun can substitute a noun or a noun phrase. Among the options above only C. him and D. They are pronouns: stories is a noun and many could be a pronoun if is was standing alone, but here it is a part of a noun phrase.
C. him is singular, so the right answer is D. They
The poetic device being used in the passage is: C. Heroic couplet. Hope that helps.
What poem is this exactly. Peaches could be a symbol related to the theme
<h2><u><em>The answer is A to the question!</em></u></h2>