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: As inclusion of plasma cells, the presence of: 
 Options:  <0> Pelger-Huët anomaly. <1> Alder-Reilly anomaly. <2> Canes de Auer. <3> Howell's bodies. <4> Russell's bodies.
Example Output: pharmacology

Example Input: Question: Epidemiology allows early detection of changes in the incidence of a certain disease in the population. For this, the most correct thing is to use: 
 Options:  <0> The etiological investigation. <1> The description of the natural history of the disease. <2> Epidemiological surveillance. <3> The evaluation of the functioning of the services. <4> None of the previous answers is correct.
Example Output: nursery

Example Input: Question: In which part of the cell is ribosomal RNA synthesized ?: 
 Options:  <0> Nucleolus <1> Ribosomes. <2> Vacuolas <3> Golgi apparatus. <4> Endoplasmic reticulum.
Example Output:
chemistry