In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.

Question: According to DSM-IV-TR, obsessive-compulsive disorder and obsessive personality disorder share nominal similarities, but how do clinical manifestations differ?
Options: <1> Obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions. <2> Obsessive-compulsive personality disorder is characterized by the presence of obsessions without compulsions. <3> Obsessive-compulsive personality disorder is characterized by the presence of compulsions. <4> The obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions for at least 6 months. <5> Obsessive-compulsive personality disorder is not characterized by the presence of obsessions or compulsions for at least 1 year.
1