Answer: The First Amendment
Step-by-step explanation:
The First Amendment to the Constitution of the United States affords people with the right to freedom of speech which is the right that protects Angelina wanting to talk about use of tax expenditure wastefully at the town meeting.
The amendment also affords people the right to petition the Government for a redress of grievances which is what Angelina hopes to do by collecting signatures to persuade the city to hold meetings.