Before Establishing a New DSM Diagnostic Category

Before establishing a new DSM diagnostic category,

A) whether an appropriate form of therapy currently exists for the condition.
B) the possibility that the symptoms are better accounted for by existing disorders.
C) the degree of suffering and impairment that the symptoms cause.
D) whether there are significant numbers of people who experience the symptoms.
E) g., mixed anxiety-depression, all of the following would be considered EXCEPT