Instructions: 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.
Input: Question: In some sample treatments, the solid phase extraction technique is used. Said technique:
Options: <0> It has the advantage that solvents are not required. <1> It is applied by contacting the solid sample with the stationary phase contained in a cartridge. <2> It does not require the application of pressure or vacuum. <3> It allows carrying out the preconcentration of large volume samples. <4> It is characterized by the high consumption of solvents.
Output:
chemistry