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: According to the Scale of Thought Disorders, Language and Communication (Andreasen, 1979), what is the definition of Distracted Speech: 
 Options:  <1> Answers of a longer duration than adequate and that provide little information. <2> The patient stands in the middle of a sentence or idea and changes the subject in response to immediate stimuli. <3> The patient responds obliquely, tangentially or even relevantly. <4> A pattern of spontaneous speech in which ideas slip away from each other. <5> The patient speaks quickly and it is difficult to interrupt him.

Ex Output:
2


Ex Input:
Question: The following are zoonotic: 
 Options:  <1> Rotavirus. <2> Paramyxovirus. <3> Cytomegalovirus. <4> Arenavirus. <5> Parvovirus.

Ex Output:
4


Ex Input:
Question: CO is toxic to aerobic organisms: 
 Options:  <1> Because it oxidizes the OH groups of the hemoglobin, preventing it from being able to fix O2 correctly. <2> Because it enters the mitochondria, picking up electrons from the transport chain with less efficiency than O2. <3> Because it joins the heme group with greater affinity than O2. <4> Because having a greater dipolar character, is more soluble than O2 in blood and blocks the exchange of O2 between air and blood at the level of the lungs. <5> None of the above is correct.

Ex Output:

3