Which Statement About the Criteria Used to Label Behaviour as "Abnormal

Which statement about the criteria used to label behaviour as "abnormal" is accurate?

A) none of the criteria are necessary conditions shared by all cases of abnormality.
B) only the criterion of "statistical rarity" is common to all cases of abnormal behaviour.
C) only the criterion of "personal distress or disabled functioning" is a necessary condition shared by all cases of abnormality.
D) the criterion of "maladaptiveness" is a necessary condition,but not a sufficient condition shared by all cases of abnormality.