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: The alkaline error is defined as: 
 Options:  <1> Error that is committed when a strong base is valued. <2> Error that presents a glass electrode when the medium is very basic. <3> Error that is committed when a strong acid is valued. <4> Error affecting a reference electrode. <5> Own error of liquid membrane electrodes.

Output: 2


Input: Consider Input: Question: What quality criteria must a psychological assessment instrument meet? 
 Options:  <1> Validity, or degree to which the scores of a test are free of measurement error. <2> Reliability, or degree to which the scores of a test are free of measurement error. <3> Have a coefficient of internal consistency above 0.40. <4> To have a low proportion of the variance observed explained by the real variance. <5> Include a high error variance.

Output: 2


Input: Consider Input: Question: The alcohol-resistance acid is used to identify: 
 Options:  <1> Fermenting bacteria. <2> Yeasts used in the production of alcoholic beverages. <3> Bacteria that possess mycolic acids. <4> Sporulated organisms. <5> Oxidizing organisms from sulfides to sulfuric acid.


Output: 3