Which of the Following Statements Is True with Respect to Party

Which of the following statements is true with respect to party identification?

A) In recent decades, the proportion of people who identify with either one of the two major parties has been declining.
B) In recent decades, the proportion of people who identify with the Democratic Party has dramatically increased.
C) In recent decades, there have been huge increases in the proportion of people who identify themselves as Democrats or Republicans.
D) There has been little change in the proportion of people identifying with political parties since the 1930s.
E) Traditional parties are crumbling; most voters are turning independent.