The author is considering adding this sidebar to the passage:Third party is a term used in the United States to describe any political party other than the Democratic or Republican parties. The three largest third parties in the United States are the Green Party, the Libertarian Party, and the Reform Party. Other third parties includes groups based on different ideologies like liberalism or socialism. How does this sidebar support the information of the passage?
A)It shows why the speaker is interested in third parties.
B)It discusses why third parties are important to politics.
C)It compares third parties to the Democrat and Republican parties.
D)It explains that there are many political parties in the United States.