instruction:
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.
question:
Question: The surgical treatment of COPD, or lung volume reduction surgery, is currently a therapeutic weapon more within the multidisciplinary treatment of it. Which of the following statements is correct? 
 Options:  <0> The indication for surgical treatment will be in those patients who have moderate / severe congestive heart failure at the same time. <1> The presence of a pulmonary artery systolic pressure lower than 45 is an absolute contraindication. <2> COPD with emphysematous predominance in lower and middle lobes associated with pleural pathology is associated with better results. <3> The presence of a diffuse distribution of emphysema with FEV1> 20% and DLCO <20% are indicators of good prognosis. <4> Pre-surgical rehabilitation along with the distribution of emphysema in the upper lobes and the ability to perform postoperative physical exercise makes the results of the surgery beneficial.
answer:
medicine


question:
Question: The therapy based on mentalization focuses on: 
 Options:  <0> The promotion of the relaxation of the maladaptive functioning pattern. <1> The transferential interpretations that emerge in the relationship between patient and therapist. <2> The promotion of motivation to relate to significant others and establish safe limits. <3> The regulation of emotions. <4> The ability to acquire a sense of self and others in terms of subjective states and mental processes.
answer:
psychology


question:
Question: With regard to pyrogens and biotechnological medicines, it is possible to say: 
 Options:  <0> They have no tendency to aggregate or form large units with high molecular weight. <1> Ion exchange chromatography procedures (using their positive charge) can reduce endotoxin levels. <2> Ion exchange chromatography procedures (using their negative charge) can reduce endotoxin levels. <3> Ion exchange chromatography procedures (regardless of their charge) can reduce endotoxin levels. <4> They are unstable under standard autoclaving conditions.
answer:

pharmacology