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: By means of the angular methods used to evaluate the flow properties of a powder, it is determined: 
 Options:  <0> The ease with which the solid sets in motion. <1> The angle of repose. <2> The flow velocity <3> The resistance to displacement. <4> The density of the powder.

Ex Output:
pharmacology


Ex Input:
Question: The solubility of copper hydroxide in the presence of a high concentration of ammonia: 
 Options:  <0> Increased by formation of a complex ion of Cu2 + with NH3. <1> It is not affected because there is no common ion effect. <2> Decreases by common ion effect. <3> It decreases upon oxidation of bromide to molecular bromine. <4> It decreases because the hydroxides are more soluble in acidic medium.

Ex Output:
chemistry


Ex Input:
Question: At the beginning of the Christian World, it is NOT considered a characteristic of the care that was carried out to treat the sick person as: 
 Options:  <0> An evangelical mandate for Christians. <1> A way to imitate the life of Jesus. <2> A human consideration related to the activities of helping the patient in their needs. <3> An opportunity for redemption for the patient and for those who provide it. <4> A person in need of technical assistance exclusively.

Ex Output:

nursery