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.

Input: Consider Input: Question: Which of the following combinations of drugs is commonly used in the maintenance treatment of patients with a kidney transplant? 
 Options:  <0> Tacrolimus, cyclosporine and mycophenolate mofetil. <1> Tacrolimus, mycophenolate mofetil and glucocorticoids. <2> Tacrolimus, sirolimus and mycophenolate mofetil. <3> Tacrolimus, azathioprine and mycophenolate mofetil. <4> Cyclosporine, azathioprine and mycophenolate mofetil.

Output: medicine


Input: Consider Input: Question: The chemical reactions of the splicing process of the introns during the maturation of the pre-mRNAs consists of: 
 Options:  <0> An oxidation-reduction reaction. <1> A transesterification reaction. <2> Two sequential transesterification reactions. <3> Three sequential transesterification reactions. <4> A transesterification reaction followed by another oxidation reaction.

Output: chemistry


Input: Consider 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.


Output: pharmacology