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.

Q: Question: Of the following scales of pain assessment in childhood, which is recommended for school children aged 7 to 8 ?: 
 Options:  <0> NFCS scale. <1> Numerical or analog scale. <2> CHEOPS scale. <3> Scale Oucher. <4> Ladder of Wong and Baker.

A: nursery
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Q: Question: 35-year-old woman on hormonal treatment for infertility. He went to the emergency department due to constitutional syndrome and paresthesias in the left side of the body. In blood tests, Hb 7.5 g / dL, reticulocytes 10% (0.52%), platelets 5,000 / uL, normal leukocytes, LDH 1,200 IU / L, direct negative Coombs test, undetectable haptoglobin are detected. Morphology of peripheral blood with abundant schistocytes. Normal coagulation tests. What is the diagnostic suspicion and the most appropriate treatment? 
 Options:  <0> Autoimmune hemolytic anemia. Start steroids. <1> Von Willebrand disease. Administration of desmopressin. <2> Thrombocytopenic purpura. Start steroids and platelet transfusion. <3> Evans syndrome. Start steroids. <4> Thrombotic thrombocytopenic purpura. Treatment with plasmapheresis.

A: medicine
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Q: Question: DNA fotoliasa: 
 Options:  <0> Repairs cyclobutane pyrimidine dimers in the presence of visible light. <1> It binds to DNA specifically in purine dimers. <2> It contains three chromophores. <3> It is present in all eukaryotic cells. <4> It breaks the bonds that link pyrimidine rings and then dissociates in the presence of visible light.

A:
chemistry
****