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: Ultraviolet radiation changes the structure of DNA by:
Options: <1> Rupture of phosphodiester bonds. <2> Deamination of nitrogenous bases. <3> Depurinization <4> Formation of cyclobutyl rings of pyrimidines. <5> Hydroxylation of nitrogenous bases.

Ex Output:
4

Ex Input:
Question: The translocation t (11; 14) is characteristic of mantle lymphoma. Which fusion protein originates, capable of promoting the cells towards the S phase of the cell cycle ?:
Options: <1> BCL-2 <2> Beta-2-microglobulin. <3> Cyclin D1. <4> Transreticulin. <5> ALK protein.

Ex Output:
3

Ex Input:
Question: Question linked to image # 13 What would be the suspicion of the pediatrician and what other complementary tests would be done to confirm it?
Options: <1> I would suspect an innocent murmur and I would not do any more tests. <2> Given that it presents a left anterior hemiblock, it could be a partial atrioventricular canal (CIA ostium primun and cleft mitral), so a chest radiograph and an echocardiogram were performed. <3> Given that it presents a right axis and a rsR' pattern, an ostium secundum atrial septal defect could be treated and a chest X-ray and an echocardiogram were performed to confirm it. <4> It would be necessary to consider the implantation of a pacemaker. <5> As there are data of left ventricular hypertrophy, he would perform a family study to rule out hypertrophic cardiomyopathy.

Ex Output:
3