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: A cyclic voltammetry:
Options: <0> It is based on a stationary broadcasting regime. <1> It uses macroelectrodes as working electrodes. <2> He never needs a potentiostatic system. <3> It is always done in a non-agitated solution. <4> It uses a square wave potential format as an excitation system.

SOLUTION: chemistry

PROBLEM: Question: Question linked to image n4 70-year-old man, active smoker, who underwent a chest radiological study as a preoperative protocol for prostatic hypertrophy. What would be the fundamental semiological finding of this radiological image?
Options: <0> Encapsulated left pleural effusion. <1> Tumor of the anterior soft tissues of the thorax. <2> Collapse of the left upper lobe. <3> Anterior mediastinal mass. <4> Elevation of the left diaphragmatic dome.

SOLUTION: medicine

PROBLEM: Question: Among the techniques most used in Beck's Cognitive Therapy to identify or detect cognitive schemes is:
Options: <0> The technique of the descending arrow. <1> To promote a new image. <2> The repetition of goals. <3> The self-instructions <4> The behavioral experiment.

SOLUTION:
psychology