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.

Example Input: Question: What root predominantly depends on the sensory innervation of the first toe? 
 Options:  <0> L3. <1> L4. <2> L5 <3> S1 <4> L2.
Example Output: medicine

Example Input: Question: The system of norms and sanctions that is established in a mandatory way for professionals based on professional ethics behaviors, is called: 
 Options:  <0> Professional bioethics <1> Practical ethics <2> Professional deontology. <3> Professional rights <4> Hierarchical moral code.
Example Output: nursery

Example Input: Question: The absorbance of a medium solution at the isosbestic point is that determined to: 
 Options:  <0> The wavelength at which the molar absorption coefficients of two absorbent species in chemical equilibrium, interconvertible to each other, are equivalent. <1> The wavelength at which the molar absorption coefficients of two absorbing species in chemical equilibrium are not equivalent. <2> The wavelength at which the acid form of an indicator is maximum. <3> The wavelength at which the acid form of an indicator is minimal. <4> The wavelength of the species that participate in the equilibrium when it is displaced towards longer wavelengths.
Example Output:
pharmacology