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.

[Q]: Question: In relation to the treatment of a non-smoking woman with non-small cell lung carcinoma, stage IV adenocarcinoma, which of the following statements is correct? 
 Options:  <0> The determination of the epidermal growth factor receptor (EGFR) mutation is required. <1> Entry Gefitinib is the standard treatment without EGFR determination. <2> It has a standard treatment based on camptothecins. <3> Any type of standard chemotherapy is valid. <4> There is no predictive factor for this disease.
[A]: medicine


[Q]: Question: In an animal species, the value of the elimination rate constant of a drug with linear pharmacokinetic behavior depends on: 
 Options:  <0> The route of administration. <1> The dose of drug administered. <2> The percentage of administered dose that arrives unaltered to the general circulation. <3> The speed at which the drug reaches systemic circulation. <4> The distribution and elimination of the drug.
[A]: pharmacology


[Q]: Question: When an experimental design is carried out, it is fundamentally sought: 
 Options:  <0> Know better the average of the results obtained and repeated in an experiment. <1> Know better the median of the results obtained in an experiment. <2> Identify better the factors that can affect the experiment. <3> To better identify the regression equations in an experiment. <4> To know better the standard deviation of the different data in the experiment.
[A]:
chemistry