Which of the Following Statements Is(are)NOT Applicable to Typologies

Which of the following statements is(are) NOT applicable to typologies?

A) They are typically nominal composite measures.
B) They involve a set of categories or types.
C) They may be used effectively as independent or dependent variables.
D) They are often used when researchers wish to summarize the intersection of two or more variables.
E) All of these choices apply to typologies.