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: Which of the following is currently the only contraindication for conservative surgical treatment in breast cancer? 
 Options:  <0> Prior radiotherapy. <1> Tumor of 4 cm. <2> Axillary metastasis. <3> Multifocal tumor <4> Pregnancy of 32 weeks.
[A]: medicine


[Q]: Question: Which of these statements is FALSE regarding stupor? 
 Options:  <0> It is an alteration of consciousness. <1> It can occur in melancholy. <2> It supposes a reversible state by moderate stimuli. <3> The term is used in states of mutism and reduction of motor activity. <4> In Neurology it is a state that precedes coma.
[A]: medicine


[Q]: Question: Fluid bed dryers are recommended for substances: 
 Options:  <0> With high heat of fusion. <1> Free flowing <2> Termolábiles. <3> Insoluble. <4> Permeable to moisture.
[A]:
pharmacology