Which of the Following Statements Concerning Ideological "Moderates" Is Correct

Which of the following statements concerning ideological "moderates" is correct?

A) Fewer Americans identify as "moderate" than as liberal or conservative.
B) Moderates tend to have higher than average incomes and education.
C) Moderates are as likely as liberals and conservatives to correctly identify ideologies.
D) Many people identify as "moderate" because they do not understand the alternatives.
E) Fewer Americans identify as "moderate" than as liberal or conservative, and moderates tend to have higher than average incomes and education.