I think the answer is C. Thesaurus
In traditional poetry, a regular rhyme aids the memory for recitation and gives predictable pleasure. A pattern of rhyme, called a scheme, also helps establish the form. ... In modern free verse, rhyme breaks the pattern and adds unpredictable spice, giving special emphasis to the lines that rhyme.
⇒ <span>Antagonist:
1. An opponent or enemy in a story
</span>⇒ <span>Protagonist:
</span>1. The main character in any story, such as a literary work or drama.
<span>2. </span>A leading person in a contest; a principal performer.
<span>3. </span>An advocate or champion of a cause or course of action.
Rainsford is the protagonist in the story.
