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: What root predominantly depends on the sensory innervation of the first toe?
Options: <0> L3. <1> L4. <2> L5 <3> S1 <4> L2.

Output: medicine

Input: Consider Input: Question: The bodily delusion idea is defined as:
Options: <0> Delusional idea whose main content refers to the functioning of one's own body. <1> Delusional idea that the subject has lost or will lose all or almost all his physical possessions. <2> Ideal delirious in which the feelings, impulses, thoughts or acts are lived as if they were not their own and were imposed by some external force. <3> Delusional idea whose content implies an exaggerated assessment of personal importance, power, knowledge or identity. <4> Delusional idea about the non-existence of the self.

Output: psychology

Input: Consider Input: Question: The main stimulus for secretion of secretin is the presence in the duodenum of:
Options: <0> acid pH <1> Carbohydrates <2> Proteins <3> Hypoosmolar chimo. <4> Hyosmolar chyme.
Output: biology