Which logical fallacy is used in the text?
Vincent, you didn't vote in the last election, so you clearly have no regard for the democracy in which we live.

 - false dichotomy: an argument that presents only two choices when more options exist
 - ad hominem: a personal attack against one's opponent
The text argues that Vincent must not care about democracy, because he didn't vote in the election. However, there may be a number of reasons why Vincent didn't vote in the election. This illustrates a type of logical fallacy known as a false dichotomy.