In this task, you are given a question and answer options for that question. Using this information, you have to classify each text into different topics: medicine, nursery, psychology, chemistry, pharmacology, biology.

[EX Q]: Question: The determined (or systematic) errors that can be committed in an analytical method: 
 Options:  <0> They cause the data to spread more or less symmetrically with respect to a mean value. <1> They have a definite value and an assignable cause, giving rise to a bias in the results of a series of measures. <2> They come reflected in the precision of a measurement. <3> They are never attributable to instrumental measuring devices. <4> They result in outliers, which differ greatly from the others in a set of duplicate measures data.
[EX A]: pharmacology

[EX Q]: Question: Question linked to image no. 9 To rule out situations that may simulate the patient's manifestations and establish a differential diagnosis, we must continue with the interrogation. One of the following habits or antecedents would be difficult to relate to the facial alterations observed. Point out which one. 
 Options:  <0> Habit of stretching the hairs (trichotillomania). <1> A sexually transmitted disease <2> Contact with people or geographic areas with leprosy. <3> Drug intake. <4> History of hyperuricemia.
[EX A]: medicine

[EX Q]: Question: Royal Decree 450/2005, of April 22, regulates: 
 Options:  <0> The Plans of Studies of Diploma in Nursing. <1> Accreditation minimums for the transformation of ATS Schools into Nursing Diploma Schools. <2> The professional competences of the Diploma in Nursing. <3> The Own Titles of Advanced Nursing. <4> The Nursing Specialties.
[EX A]:
nursery