Answer:Disadvantages. Two-party systems have been criticized for downplaying alternative views, being less competitive, encouraging voter apathy since there is a perception of fewer choices, and putting a damper on debate within a nation.
Explanation:Third parties may also help voter turnout by bringing more people to the polls. Third party candidates at the top of the ticket can help to draw attention to other party candidates down the ballot, helping them to win local or state office.