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 near infrared is the area of the electromagnetic spectrum comprised between:
Options: <0> 100-250 nm. <1> 200-450 nm. <2> 600-750 nm. <3> 800-2500 nm. <4> 3000-8000 nm.
Example Output: chemistry

Example Input: Question: With what aspect does the difficulty of the elderly relate to solve new problems ?:
Options: <0> Creativity. <1> Motivation. <2> Verbal fluency. <3> Memory. <4> Response time.
Example Output: nursery

Example Input: Question: A 24-year-old woman is found lying on the street by some passers-by. When the emergency team arrived, they found it with an oxygen saturation of 88% breathing ambient air and a punctiform pupil examination. It is transferred to the nearest hospital emergency, where arterial blood gas analysis shows: pH 7.25, PaCO2 60 mmHg, PaO2 58 mmHg, bicarbonate of 26 mEq / L and excess of bases of -1. In blood sodium is 137 mEq / L and chloride 100 mEq / L. From a gasometric point of view, the patient has:
Options: <0> Partial respiratory failure. <1> Metabolic acidosis. <2> Pure respiratory acidosis <3> Respiratory alkalosis due to lack of chlorine. <4> The gasometry can only be of venous blood.
Example Output:
medicine