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: The state characterized by a total absence of consciousness, muscle laxity, absence of response to painful stimuli and posterior lacunar amnesia, is called: 
 Options:  <0> Drowsiness. <1> Mental absence <2> Stupor. <3> Coma. <4> Obnubilation.
Example Output: psychology

Example Input: Question: P. L. complains of gastroesophageal reflux and although he takes the prescribed drugs he acknowledges that he did not carry out the diet because he thought it was not important. Now he asks for dietary recommendations. Which one is indicated ?: 
 Options:  <0> Take very cold foods. <1> Take very hot foods. <2> Drink liquids at lunch and dinner. <3> Take low fat diet. <4> Drink citrus juices.
Example Output: nursery

Example Input: Question: Of the following pollutants, which has a greater affinity for hemoglobin producing alterations in brain, myocardial and muscular tissue? 
 Options:  <0> Carbon monoxide. <1> Carbon dioxide. <2> Nitric monoxide <3> Sulfur dioxide. <4> Ozone.
Example Output:
nursery