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'.

Example Input: Question: Which of the following alternatives is CORRECT in relation to the treatment of sleepwalking? 
 Options:  <1> Early intervention is recommended since it is a disorder that usually becomes chronic. <2> It does not require any intervention since the safety of the child is never in danger. <3> The technique of programmed awakenings has been used successfully. <4> The child is usually asked to draw the dreams he has during the episodes to reduce the anguish. <5> Do not try to reassure the child and take him back to bed because of the danger of waking up in that state.
Example Output: 3

Example Input: Question: What values ​​obtained in an arterial blood gas are considered within the normal parameters in an adult person ?: 
 Options:  <1> PaCO2 65mmHg, PaO2 80mmHg, pH 7.55. <2> PaCO2 35mmHg, PaO2 110mmHg, pH 7.55. <3> PaCO2 35mmHg, PaO2 90mmHg, pH 7.35. <4> PaCO2 80mmHg, PaO2 35mmHg, pH 7.35. <5> PaCO2 20mmHg, PaO2 90mmHg, pH 7.45.
Example Output: 3

Example Input: Question: Beta-adrenergic receptor blocking drugs: 
 Options:  <1> They cause hypotension in individuals with normal blood pressure. <2> They increase the atrio-ventricular conduction velocity. <3> They cause negative inotropism. <4> They provoke a positive chronotropic effect. <5> They increase the secretion of renin.
Example Output:
3