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: What sign or symptom is NOT typical of Guillain-Barré syndrome? 
 Options:  <0> Facial paralysis. <1> Sphincter alteration. <2> Hiccup or tendinous tendon reflex. <3> Muscular weakness. <4> Dysautonomia
Example Output: medicine

Example Input: Question: A basic component of spectrophotometers is the monochromator. Its function is: 
 Options:  <0> Connect the different wavelengths from the source to achieve greater light power. <1> Transform the optical signal measured by the detector into an electrical signal. <2> Disperse the light separating the wavelengths that compose it and select a narrow band. <3> Amplify the analytical signal by improving the signal-to-noise ratio. <4> Decrease the power of the light beam to eliminate the background noise of the spectrophotometer.
Example Output: chemistry

Example Input: Question: The protection of a functional group, susceptible to hydrolysis, by the formation of a complex constitutes a procedure for stabilization of drugs in solution. Among the excipients used for this purpose are those that are made up of different glucose monomers with a cyclic arrangement and are called: 
 Options:  <0> Cyclodextrins. <1> Sorbitol <2> Citrates <3> Glucuronates <4> Propylene glycols
Example Output:
pharmacology