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 lithium aluminum hydride reacts with the carboxylic acids to give: 
 Options:  <0> Esters. <1> Ketones <2> Tertiary alcohols. <3> Secondary alcohols <4> Primary alcohols.
answer:
chemistry


question:
Question: In the training in HHSS applied to social phobia, modeling is used for the learning of certain skills. The chosen model must be: 
 Options:  <0> Very competent and keep that competition constant throughout the training. <1> Be relatively competent (a little more than the subject you train) and increase the competition throughout the training. <2> Be very competent and decrease your competence. <3> Being incompetent so that the patient can identify with him. <4> Must be a little more competent than the patient and not progress so that as the learning progresses the patient will overcome and increase their motivation.
answer:
psychology


question:
Question: The ribosomal subunits are formed in the: 
 Options:  <0> Nucleoplasm. <1> Nucleolus <2> Nuclear sheet. <3> Nuclear pore. <4> Cytoplasm.
answer:

biology