Which Statement Is True About the "Four Ds" of Abnormality

Which statement is true about the "four Ds" of abnormality?

A) Most clinicians agree on what qualifies under each of "the four Ds."
B) Every culture has generally identical criteria of what constitutes abnormality.
C) An individual can only be diagnosed with a mental illness if (s) he has all "four Ds."
D) None of the "four Ds" is, by itself, an adequate gauge of psychological abnormality.