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 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.
[EX A]: medicine

[EX Q]: Question: In which of the drugs with antiviral activity does the purine base called guanine appear?
Options: <0> Lamivudine <1> Zidovudine <2> Ribavirin <3> Acyclovir <4> Didanosine
[EX A]: pharmacology

[EX Q]: Question: With regard to the intermittent administration of enteral nutrition, point out the INCORRECT response:
Options: <0> It can be administered in bolus. <1> The administration should last 15 to 20 minutes. <2> After the take, you have to wash the probe to remove debris. <3> It is always administered with a pump. <4> The total amount is divided into 4 or 5 daily doses.
[EX A]:
nursery