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: The deontological code of psychology in Spain is mainly aimed at:
Options: <1> Evaluate the mental health of the therapist. <2> Protect the rights of the authors of the different therapies. <3> Protect the rights of research animals. <4> Protect the rights of research subjects. <5> Regulate applied psychology
Output:
5