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 treatment of choice for Post Traumatic Stress Disorder in childhood is:
Options: <0> The cognitive restructuring. <1> The exhibition, both in imagination and live. <2> No treatment has been proven more effective than the rest. <3> Planning of pleasant activities and training in social skills. <4> The relaxation technique alone has proven to be more effective than the rest.
Example Output: psychology

Example Input: Question: What dose should you administer orally every 12 hours of a drug whose plasma clearance is equal to 1 L / h if you want to reach an average concentration of 10mg / L equilibrium? Assume complete bioavailability (F = 1):
Options: <0> 120 mg. <1> 12 mg. <2> 200 mg. <3> 10 mg. <4> With this information it is not possible to estimate the dose necessary to reach this equilibrium concentration.
Example Output: pharmacology

Example Input: Question: In a determination of the activity of an enzyme, the depletion of the substrate:
Options: <0> It is essential for most trials. <1> It may give falsely low results in sera with high enzymatic activity. <2> It occurs when the reagent is finished. <3> It occurs due to a defect in the spectrophotometer. <4> It can lead to falsely elevated results in sera with high enzymatic activity.
Example Output:
pharmacology