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: Gallium is the element that is under the aluminum in group 13 of the periodic table. Thus: 
 Options:  <1> It burns in oxygen giving Ga2O. <2> It is stable to air due to a protective oxide layer. <3> It dissolves very quickly in nitric acid. <4> It is not soluble in basic water with hydrogen evolution. <5> It has a melting point a little higher than aluminum.

Ex Output:
2


Ex Input:
Question: Which of the following activities should NOT be carried out in the terminal patient when he presents with xerostomia ?: 
 Options:  <1> Offer you vitamin C pills <2> Give him candy with sugar. <3> Increase fluid intake. <4> Offer ice cubes. <5> Prepare pieces of natural pineapple.

Ex Output:
2


Ex Input:
Question: In its origins, the technique of Systematic Desensitization was explained from: 
 Options:  <1> Operant conditioning. <2> Conditioning in a single trial. <3> Classical conditioning. <4> Vicar conditioning. <5> Instrumental conditioning.

Ex Output:

3