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: In the technique of atomic absorption spectrometry, the use of an electrothermal atomizer instead of the flame provides: 
 Options:  <1> Greater accuracy <2> Greater precision. <3> Greater sample consumption <4> Longer analysis times. <5> Greater sensitivity

Ex Output:
5


Ex Input:
Question: Placental lactogen has equivalent effects to: 
 Options:  <1> GH <2> Insulin. <3> Oxytocin <4> Estrogens <5> FSH.

Ex Output:
1


Ex Input:
Question: What psychoanalytic author worked in a different way to Freud, sitting face to face, with sessions once a week and his treatment rarely exceeding one year? 
 Options:  <1> Alfred Adler <2> Carl Jung. <3> M. Klein. <4> A. Freud <5> J. Lacan.

Ex Output:

1