Sam has been using cocaine for almost a year now. He always…

Sam has been using cocaine for almost a year now. He always does it when he is out with his friends at a club and has noticed that he has to use much more now to get high than when he started using. One day he decides to use in his apartment in the morning before he goes to work. He uses the same amount he has been using at the club but overdoes and dies. Sam overdoes because

Theo is quite a loner. He walks to class by himself, does no…

Theo is quite a loner. He walks to class by himself, does not talk to anyone, and appears indifferent to other people. It is clear that Theo neither desires nor enjoys closeness with others. He does not act in any obviously unusual ways, nor does he appear to possess strange beliefs about the world. Of the following personality disorders, Theo appears to be