Iroquois was the civilization that formed a confederation that may have impacted the US government
They allow citizens to take an active role in government through procedures like the initiative, the referendum, and the recall. They are organized into three branches and use a system of checks and balances to ensure no branch become too powerful.
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A) Direct Democracy
Explanation:
The important part of the question is that all citizens are required to vote (we can understand: in person), as opposed to only some citizens voting (this is the case when the congress votes: only some people vote on laws, and they represent the wider community).
This situation when all people vote personally and are not represented is called a direct democracy.
The best answer is A. Violent riots were started in several Chinatowns by nativists who were angry and resentful of newcomers. Nativists believes in focusing in the protection of the interests of the native people or the original inhabitants in an area. They are always against newcomers or immigrants.