The history of voting in America is the history of the expansion of which of the following

ballots

suffrage

political socialization

poll taxes

Your answer I believe should be B. suffrage, sorry if im wrong

suffrage

Explanation:

Suffrage is what we call the right to vote in democratic elections, since in the United States of America the right to vote was only for a little part of the society, and only certain men were considered citizens, the history of voting in America is the history of the expansion of the rights to vote for many individuals arriving to present day were all the people has voting rights as long as they are citizens and the right to citizenship is granted with no discrimination.