Dr Drake Has Diagnosed a Person with a Personality Disorder

Dr. Drake has diagnosed a person with a personality disorder using the DSM-5 criteria. We can assume that the ____

A) diagnosis is based on ratings on the levels of personality functioning scale, personality disorder types, and personality trait domains
B) diagnosis made was incremental; that is, the individual was rated as having mild to severe forms of a disorder
C) diagnosed person's symptoms began after the age of 18
D) diagnosed person's symptoms affect other people but not necessarily the individual or his or her social and occupational functioning