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.

Ex Input:
Question: A spontaneous process is characterized because:
Options: <0> In isolated systems the entropy decreases (S <0). <1> At constant pressure and temperature, the Gibbs energy decreases (G <0). <2> At constant pressure and temperature, the Helmholtz energy decreases (A <0). <3> At constant volume and temperature, the Gibbs energy increases (G> 0). <4> It is reversible.

Ex Output:
pharmacology

Ex Input:
Question: The term that includes the changes of the endometrium during pregnancy is:
Options: <0> Hatching. <1> Apposition. <2> Accession. <3> Invasion. <4> Decidualization.

Ex Output:
biology

Ex Input:
Question: How is the pigmented and highly vascularized layer of the posterior wall of the eyeball called?
Options: <0> Iris. <1> Choroid <2> Ciliary body. <3> Sclera <4> Retina.

Ex Output:
pharmacology