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'.

Ex Input:
Question: What group of amino acids, when they are part of the proteins, can be phosphorylated? 
 Options:  <1> Val, Ser, Thr. <2> Phe, Ala, Gly. <3> Val, Glu, Asp. <4> Tyr, Ser, Thr. <5> Lys, Ser, Ile.

Ex Output:
4


Ex Input:
Question: Psychotherapeutic treatment in psychotic disorders: 
 Options:  <1> It is impossible because of the serious deterioration of the reality suffered by patients with this type of disease. <2> It is contraindicated. <3> It improves the course of the disease, prevents relapses and improves coping skills and social and work functioning. <4> It does not take into account family intervention, since this type of disorder is often associated with pathological families. <5> It refers to the establishment of training programs in social skills.

Ex Output:
3


Ex Input:
Question: Which procedure is NOT part of the cognitive-behavioral intervention program for body dysmorphic disorder of Rosen et al ?: 
 Options:  <1> Psychoeducation <2> Exposition. <3> Training in problem solving. <4> Cognitive restructuring. <5> Response prevention.

Ex Output:

3