Which of the Following Statements Is TRUE of the Relationship

Multiple Choice

Which of the following statements is TRUE of the relationship between age and political knowledge as suggested by data from the National Election Studies?

A) Americans aged 45-65 had higher levels of political knowledge in 2008 than in 1972.
B) Americans younger than age 30 had higher levels of political knowledge in 2008 than they did in 1972.
C) Since 1972,all Americans' political knowledge has decreased.
D) Since 1972,all Americans' political knowledge has increased.
E) Americans age 65 and older display higher levels of political knowledge in 2008 than they did in 1972.