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: It has been 24 hours since D. J., 28, has undergone an abdominal surgery. When he enters the room he smiles and jokes with the visitors. The blood pressure is 130/74 mmHg, the heart rate is 80, and the respiratory rate is 18. He tells him that he has pain and on a numerical scale of pain intensity from 0 (without pain) to 10 (the worst possible pain), DJ scores his pain in 8. Based on these data, point out the number you would choose to represent the assessment of this man's pain: 
 Options:  <0> 9. <1> 8 <2> 7 <3> 6 <4> 5.
answer:
nursery


question:
Question: They are fragments of the cytoplasm of a precursor cell: 
 Options:  <0> Lymphocytes <1> Megakaryocytes <2> Monocytes <3> Platelets. <4> Erythrocytes
answer:
biology


question:
Question: If I can not learn my new phone number because I always see the first three digits of the old one, what is the name of that type of interference? 
 Options:  <0> Proactive <1> Retroactive. <2> Coactive <3> Reactive <4> Protoactive
answer:

psychology