Which of the Following Statements Is True of Differing Explanations

Which of the following statements is true of differing explanations for political violence?

A) Ideational and institutional factors are more useful in explaining terrorist violence than revolutionary violence.
B) Most political scientists attempt to form a unified theory of political violence that incorporates different explanations equally.
C) Most scholars now agree that individual factors are the root of political violence.
D) Ideational factors are most important for providing a context in which particular preconditions, problems, and conflicts may emerge.