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: The Müller cells of the retina are: 
 Options:  <1> Modified neurons. <2> Glandular <3> Neurogliales of support. <4> Of the microglia. <5> Of the pigmentary layer.
Example Output: 3

Example Input: Question: Which of the following pharmacokinetic characteristics of rosiglitazone is NOT correct ?: 
 Options:  <1> It has a bioavailability of 99% <2> The inactive metabolites are eliminated by urine after conjugation or in the form of sulfates. <3> It should not be prescribed in patients with liver disease. <4> It is necessary to readjust your dosage in the presence of kidney disease. <5> It should not be prescribed to the nursing mother.
Example Output: 4

Example Input: Question: Linolenic acid (18: 39, 12, 15) is a fatty acid: 
 Options:  <1> Polyunsaturated. <2> Saturated. <3> Polysaturated <4> With triple link. <5> Branched.
Example Output:
1