If the Exact Same Methods Are Used to Update the Analysis

If the exact same methods are used to update the analysis of The American Voter study,one finds

A) there are more no-issue-content voters than group benefit voters in 1988.
B) a dramatic increase in the number of authoritarian personalities since 1956.
C) only some increase in the percentage of ideologues in 2000 compared to 1956.
D) half as many nature-of-the-times voters in 1988 than in 1956.
E) ideologues became a plurality in 1988.