Answer:
Paragraph 10: For it is not light that is needed, but fire; it is not the gentle shower, but thunder.
Step-by-step explanation:
According to the available options, the statement that most clearly supports the idea that Frederick Douglass' purpose is not to educate people on the evils of slavery but to spur actions to stop it is option C.
This is because he does not believe that light is needed, but fire, and not gentle shower, but thunder.