<prompt> All are cluster C disorders of personality exceptanxiousavoidantscchizoiddependent  <response>: personality disorders are of several types they can be named mainly as 3 clusters knowledgeof this is necessary for answering a lot of questions CLUSTER A paranoid, schizoid, schizotypal CLUSTERBhistironic, borederline, narcisstic, antisocial CLUSTERCanxious, dependent, anakastic Ref.kaplon and sadock, synopsis of psychiatry,11 th edition, pg no.742 