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: Question linked to image n ° 16 Patient of 84 years who presents an ulcerated tumor lesion that shows in the scalp of more than 20 years of evolution. No palpable locoregional adenopathies. Obviously the lesion must be biopsied for diagnostic confirmation but, a priori, which of the following diagnoses seems most likely? 
 Options:  <1> Merkel cell tumor. <2> Basal cell carcinoma. <3> Squamous carcinoma <4> Amelanotic malignant melanoma. <5> Cutaneous B-cell lymphoma

Ex Output:
2


Ex Input:
Question: Separations by capillary zone electropheresis (CZE) are characterized in that the electrophoretic medium: 
 Options:  <1> It is always formed by 1.0 M HCl. <2> It is always formed by NH3 1.0 M. <3> It is homogeneous throughout the capillary. <4> It is not homogeneous throughout the capillary. <5> It has a pH gradient throughout the entire capillary.

Ex Output:
3


Ex Input:
Question: Which of the following manifestations is an emergency for the pregnant woman ?: 
 Options:  <1> Appearance of varicose veins <2> Leucorrhea <3> Polaquiuria. <4> Intense headache <5> Sickness.

Ex Output:

4