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'.

Example Input: Question: The Merkel cells are: 
 Options:  <1> Secretors of neuropeptides and sensory. <2> Secretors of mucus. <3> Migratory <4> From Schwann. <5> Fibroblasts.
Example Output: 1

Example Input: Question: The structure of the personality can be organized according to: 
 Options:  <1> The three-dimensional model of R.B. Cattell. <2> The five-factor proposal of Zuckerman. <3> The five basic factors of Cantor and Kihstrom. <4> The sixteen factors of H.J. Eysenck. <5> The Monorrasgo theory of Costa and McCrae.
Example Output: 2

Example Input: Question: In what disorder does the individual transgress the established social norms, through fraudulent or illegal behaviors, to the weight of knowing well the moral and legal sense of his actions but not putting them into practice ?: 
 Options:  <1> The delusional disorder. <2> The Kleine-Levin syndrome. <3> Attention deficit hyperactivity disorder. <4> The antisocial personality disorder. <5> Bipolar disorder type II.
Example Output:
4