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: What do we mean when a doctor believes firmly in his treatment, even though controlled studies have proven ineffective, the results obtained with it will be better, his patients will be better, and will have more patients? 
 Options:  <1> The opposing process of Solomon. <2> The floor effect. <3> The Asher Paradox <4> The effect of contemplation of Prochaska. <5> The theory of the control door.

Ex Output:
3


Ex Input:
Question: Due to its high mercury content, the Spanish Agency for Food Safety and Nutrition recommends pregnant women not to consume: 
 Options:  <1> Mature soft cheeses, type Brie or Camembert. <2> Pate or foie gras. <3> Large fatty fish. <4> Raw sausages <5> Green leaf vegetables.

Ex Output:
3


Ex Input:
Question: The so-called poly-Ig receptor: 
 Options:  <1> Facilitates the transport of IgA through the mucosal epithelium. <2> Mediates the transport of IgG through the placenta. <3> Stabilizes the polymer structure of an IgM. <4> It is expressed on the surface of B lymphocytes. <5> It is expressed on the surface of tissue macrophages.

Ex Output:

1