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: One of the following is NOT a guideline that should guide interventions in Autism Spectrum Disorders. Point out which: 
 Options:  <1> Use personalized teaching programs based on an evolutionary framework. <2> Intervene in a group setting to favor the acquisition of social skills. <3> Intervene in highly structured and predictable contexts. <4> Use learning procedures without mistakes. <5> Favor motivation.

Ex Output:
2


Ex Input:
Question: A primary standard solution in a titration should not: 
 Options:  <1> Be prepared from a high purity reagent. <2> Have an exactly known concentration. <3> Keep your composition over time. <4> React instantly. <5> Give rise to secondary reactions.

Ex Output:
5


Ex Input:
Question: Indicate which of the following deficits is an alteration of the mucopolysaccharide metabolism: 
 Options:  <1> Pyruvate kinase deficiency. <2> Deficiency of branching enzyme. <3> Sphingomyelinase deficiency. <4> N-acetylneuraminidase deficiency. <5> N-acetylglucosaminidase deficiency.

Ex Output:

5