TASK DEFINITION: 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.
PROBLEM: Question: C. N. has a significant overweight, can not resist and eats at any time. He tells the nurse that he can not control his actions and that he has very bad luck with the food problem. This lady presents an attributional style: 
 Options:  <0> Of helplessness. <1> Internal. <2> External. <3> Neurotic. <4> Assertive

SOLUTION: nursery

PROBLEM: Question: What type of amino acid side chains will compete with saline ions for solvation water ?: 
 Options:  <0> Apolares. <1> Aliphatic <2> Aromatic <3> Polar <4> Without charge.

SOLUTION: chemistry

PROBLEM: Question: What is the sampling model whose principle is to directly access the natural agglomerations of units in the population? (workers in factories, students in universities ...): 
 Options:  <0> Stratified sampling. <1> Simple random sampling. <2> Conglomerate sampling. <3> Systematic sampling. <4> Sampling in time.

SOLUTION:
psychology