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.
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Question: Question: To diagnose a situation of cardiorespiratory arrest, the correct sequence of assessment according to the recommendations of the Guide 2010 of the Spanish Council of Cardiopulmonary Resuscitation consists of: 
 Options:  <0> Check unconsciousness, check signs of life or presence of pulse, check if you breathe and open the airway. <1> Check unconsciousness, alert, open the airway and check if it breathes. <2> Check pulse, alert, open the airway, check unconsciousness, check if you breathe. <3> Open the airway, check unconsciousness, check for pulse or signs of life (cough, movement) and check if you breathe. <4> Open the airway, alert, check if you breathe, check presence of pulse or signs of life and check unconsciousness.

Answer: nursery


Question: Question: A promoter place in the DNA: 
 Options:  <0> Transcribe the repressor. <1> Start the transcription. <2> It encodes the RNA polymerase. <3> Regulate the termination. <4> Translate specific proteins.

Answer: chemistry


Question: Question: In the analysis of arsenic by graphite chamber losses of said element can be produced by volatilization during the carbonization stage. This fact can be minimized if: 
 Options:  <0> We raise the temperature during the carbonization stage. <1> We increase the carbonization time. <2> We add matrix modifiers that thermally stabilize the analyte. <3> We lower the temperature during the carbonization stage. <4> We modified the drying program to completely vaporize the solvent.

Answer:
chemistry