I wanna say that your answer is B. Let me know if you get it right!
Literary speeches use narrative techniques to interpret a theme about a true event or to honor that event.
The word <em>mistreated </em>comes from the "treat" family.
First there is the verb to treat, then the noun treat, then the adjective treated, then the noun treatment, then you have the verb to mistreat, and then in the end you have the noun mistreatment and the adjective mistreated.