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: Under the name of xanthines are grouped: 
 Options:  <1> The coca leaf, cocaine and crack. <2> Methadone and heroin <3> The MDA and the MDMA. <4> Nicotine and inhalants. <5> Caffeine and theophylline.

Ex Output:
5


Ex Input:
Question: With vaginal ultrasound, from how long after conception is it possible to see an embryo with a heartbeat? 
 Options:  <1> Between 14 and 21 days. <2> Between 21 and 28 days. <3> Between 28 and 35 days. <4> Between 35 and 42 days. <5> Between 42 to 49 days.

Ex Output:
2


Ex Input:
Question: What type of construct is evaluated by the Maslach Inventory ?: 
 Options:  <1> Illness behavior <2> Abnormal behavior of disease. <3> General Adaptation Syndrome. <4> Burnout. <5> Resistant personality

Ex Output:

4