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 Input:
Question: The reaction between a ketone and a Grignard reagent causes, after hydrolysing the salt formed, a: 
 Options:  <0> Carboxylic ester. <1> Alcohol. <2> Ether. <3> Aldehyde. <4> Carboxylic acid.

Ex Output:
chemistry


Ex Input:
Question: What is the mechanism of action of octreotide ?: 
 Options:  <0> Serotonergic receptor 5-HT4 agonist. <1> Motilin receptor agonist. <2> Somatostatin receptor agonist. <3> Antagonist of the motilin receptor. <4> Somatostatin receptor antagonist.

Ex Output:
pharmacology


Ex Input:
Question: Faced with a 23-year-old patient who went to the emergency room on a Friday morning after a street fight, with clear signs of enolism and knife injury (stabbing) at the level of III right intercostal space 3 mm from the sternal margin, actively bleeding and hemodynamically unstable associated with marked hypophonia of all right hemithorax. Which structure of the following should you think may be injured? 
 Options:  <0> Right primitive carotid artery. <1> Right internal thoracic artery. <2> Right subscapular artery. <3> Upper right thyroid artery. <4> Thigh superior thymic artery.

Ex Output:

medicine