Instructions: 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'.
Input: Question: In obsessive-compulsive disorder the compulsions:
Options: <1> They do not cause discomfort to the individual. <2> They do not take long to complete (less than an hour a day). <3> These are behaviors or mental acts that are realistically connected to the objective of neutralizing the feared situation. <4> They are behaviors to mental acts whose objective is to prevent or reduce anxiety. <5> They are independent of the type of obsession suffered.
Output:
4