<prompt> All are cluster B disorders of personality except -AntisocialNarcissisticAvoidantBorderline  <response>: Ans. is c i.e., Avoidant Personality disorderso ClustorA: Paranoid, Schizoid, Schizotypal.o Clustor B: Antisocial Dissocial, Histrionic, Narcissistic, Borderlineo Clustor C: Anxious avoidant. Dependent, obsessive - compulsive anankastic. 