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: For which of the following steps of protein synthesis GTP (Guanosine triosphate) is needed: 
 Options:  <0> Activation of amino acids by aminioacyl-tRNA synthetases. <1> Union of ribosomes to the endoplasmic reticulum. <2> Translocation of nascent tRNA-protein complex from place A to place P. <3> Union of mRNA. <4> Union of signal recognition protein to ribosomes.

A: chemistry
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Q: 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.

A: chemistry
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Q: Question: The Life Orientation Test (LOT developed by Scheier and Carver in 1985) is a test that measures: 
 Options:  <0> General expectations related to optimism. <1> Psychological well-being throughout the life cycle. <2> Emotional coping styles. <3> Orientation and sexual preferences. <4> Positive emotions and happiness.

A:
psychology
****