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 no. 9 To rule out situations that may simulate the patient's manifestations and establish a differential diagnosis, we must continue with the interrogation. One of the following habits or antecedents would be difficult to relate to the facial alterations observed. Point out which one. 
 Options:  <1> Habit of stretching the hairs (trichotillomania). <2> A sexually transmitted disease <3> Contact with people or geographic areas with leprosy. <4> Drug intake. <5> History of hyperuricemia.

Ex Output:
5


Ex Input:
Question: The QT interval of the electrocardiogram indicates the duration of: 
 Options:  <1> Atrial contraction <2> Ventricular contraction. <3> Ventricular relaxation <4> Atrial relaxation <5> Delay in the atrioventricular node.

Ex Output:
2


Ex Input:
Question: The complement is produced mostly in: 
 Options:  <1> Lymphocytes <2> Lymph nodes <3> Thymus <4> Spleen. <5> Liver.

Ex Output:

5