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.

Input: Consider Input: Question: The restriction enzymes hydrolyze bonds:
Options: <0> Phosphodiester <1> Glucosidics <2> Peptides <3> Ionic <4> By hydrogen bridges.

Output: chemistry

Input: Consider Input: 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.

Output: medicine

Input: Consider Input: Question: The square of Pearson's correlation coefficient is:
Options: <0> The coefficient of variation. <1> The coefficient of determination. <2> The slope of the regression line. <3> The regression coefficient. <4> The covariance.
Output: pharmacology