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: Indicate which of the following is an alteration of the pyrimidine metabolism: 
 Options:  <0> Thrombophilia <1> Phenylketonuria <2> Wilson's disease <3> Urine disease with the smell of maple syrup. <4> Orotic hereditary acidity.

A: pharmacology
****
Q: Question: Point out the correct option: 
 Options:  <0> Long-acting bronchodilators should be used on demand. <1> Rapid-acting bronchodilators should be administered every 3-5 hours. <2> Bradycardia is an adverse effect that frequently appears after the administration of bronchodilators. <3> Glucocorticoids are used as a preventive treatment for seizures in asthmatic patients. <4> The answers 1 and 4 are correct.

A: nursery
****
Q: Question: On Tuesday after dinner an eight-year-old boy asks permission to play with the video game console, but the parents refuse because it is too late and he has to go to bed the next day. The child starts giving the murga until the parents give in. According to the theoretical approach of Patterson's family coercion process, what happens to the parental giving behavior? 
 Options:  <0> It is punished positively. <1> It is punished negatively. <2> Extinguishes. <3> It is reinforced positively. <4> It is reinforced negatively.

A:
psychology
****