Answer:
The passage refers to c. Alice Walker's mother.
The passage describes a person with a quick, violent temper who battles with a white landlord over the education of her children. This person is referred to as "she" in the passage, indicating that it is a female.
Since the options given are related to Alice Walker, we can infer that the passage is about someone in Alice Walker's life. Among the options provided, Alice Walker's mother is the most fitting choice because the passage does not mention a school teacher or an aunt.
Therefore, the best answer is c. Alice Walker's mother.