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'.

Input: Consider Input: Question: Which of these equalities is INCORRECT?
Options: <1> Decil 1 = Centil 10. <2> Quartile 1 = Percentile 25. <3> Quartil 2 = Centil 20. <4> Decil 5 = Medium. <5> Quartile 3 = Centil 75.

Output: 3

Input: Consider Input: Question: To proceed to the elaboration of suppositories by the method of discharge it is necessary to calculate the displacement factor that indicates:
Options: <1> The weight, in grams, of drug that is displaced by one gram of excipient. <2> The volume of excipient that is displaced by 100 mL of drug. <3> The weight, in grams, of excipient that is displaced by 1mL of drug. <4> The weight, in grams, of drug that is displaced by 1 mL of excipient. <5> The weight, in grams, of excipient displaced by one gram of drug.

Output: 5

Input: Consider Input: Question: The sensitivity of a diagnostic test is related to:
Options: <1> Its ability to discriminate true positives. <2> Its ability to discriminate true negatives. <3> Its ability to discriminate against false positives. <4> Its ability to discriminate against false negatives. <5> The high cut point.
Output: 1