Answer:
C. to persuade a town council.
Step-by-step explanation:
The most likely purpose and audience for this passage is to convince a town council to make changes to Grand Avenue. We know that the speech is meant to persuade people of a particular position. This is obvious because the speaker provides logical, evidence-based arguments that support a particular position. We can assume the audience is a town council because they would be the only people with enough authority to act on her suggestions.