TASK DEFINITION: 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.
PROBLEM: Question: Within the Psychological Evaluation, the Self Registers, as a strategy to obtain information, how can they be considered? 
 Options:  <0> As a type of Experimental technique. <1> As a type of Self-reports. <2> As a modality of objective techniques. <3> As an Observational technique. <4> As a modality of the Semantic Differential of Osgood.

SOLUTION: psychology

PROBLEM: Question: The ketone bodies: 
 Options:  <0> They are used by the liver to synthesize fatty acids. <1> They only form in conditions of good nutrition. <2> Its formation is especially active in skeletal muscle. <3> It is formed from acetyl-CoA. <4> They never give acetone.

SOLUTION: biology

PROBLEM: Question: In the survey investigations, we work with a representative sample of the population. What does this mean ?: 
 Options:  <0> The sample faithfully reflects the variables that characterize the population and its size is adequate. <1> The conclusions of the study only describe the specific sample and are not generalizable. <2> We obtain incomplete and biased information by the characteristics of the sample. <3> The basic criterion of inclusion in the sample is the accessibility of the participants. <4> The size of the sample should be as close as possible to that of the population.

SOLUTION:
psychology