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: Prosopagnosia is defined as: 
 Options:  <1> Extreme form of agnosia characterized by the inability to recognize familiar faces. <2> Failure to recognize objects by touch. <3> Loss of ability to visualize images. <4> Form of anosognosia in which the patient denies his blindness. <5> Perceptive experience of an amputated limb.

Ex Output:
1


Ex Input:
Question: An increase in blood pressure between 80 and 150 mmHg increases diuresis because: 
 Options:  <1> The glomerular filtration increases exponentially. <2> Decreases the peritubular reabsorption of water. <3> The efferent arteriole contracts. <4> Proportionally increases renal blood flow. <5> The afferent arteriole contracts.

Ex Output:
2


Ex Input:
Question: The main autocrine growth factor for most T lymphocytes after antigen recognition is: 
 Options:  <1> Interleukin 2 <2> Interleukin 4 <3> Interleukin 10 <4> TGF-beta. <5> All the previous ones

Ex Output:

1