Which of the Following Is a Reason That There Is

Which of the following is a reason that there is conflict in politics?

A) Politicians are naturally argumentative and generally have disagreeable personalities.
B) Polls indicate that the American public wants conflict in politics, so elected officials oblige.
C) The United States has a long history of class-based conflict.
D) There are deep and long-standing divisions separating voters in the eastern and the western parts of the country.
E) There is no national consensus on some issues, nor is there a compromise position on every issue.