instruction:
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.
question:
Question: The immersion oil used for microscopic observation: 
 Options:  <0> Protects the sample from the oxidizing effect of air. <1> Lubricate the objective lens. <2> Reduces refraction and increases resolution. <3> It acts as a lens that increases magnification. <4> Avoid dehydration of the preparation.
answer:
biology


question:
Question: When a person tries to avoid circumstances that increase their stress, exercises relaxation, plans leisure activities and trivializes their illness, it is said that this person is using coping strategies aimed at: 
 Options:  <0> The action. <1> The problem. <2> The omission <3> The emotion. <4> The attention
answer:
nursery


question:
Question: What are the characteristics of the obfuscation of consciousness ?: 
 Options:  <0> Total absence of consciousness that occurs due to illness or brain damage. <1> Transient narrowing of consciousness, of variable duration, with amnesia of what happened during the period. <2> Sleep-like state that is accompanied by intense visual hallucinations. <3> Deep disorder of qualitative and quantitative nature with psychomotor agitation. <4> Reduction of the ability to identify and recognize the environment with attentional difficulties and the course of thought.
answer:

psychology