instruction:
In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
question:
Question: What studies should be performed in an adenocarcinoma with prominent mucinous differentiation of ascending colon diagnosed in a 32-year-old man? 
 Options:  <1> Reorganization of the MYC gene. <2> Analysis of microsatellite instability. <3> Study of mutations of the RET gene. <4> Study of BRCA1-2 mutations. <5> Studies of TP53 mutations.
answer:
2


question:
Question: The pyramidal neurons are in: 
 Options:  <1> Cerebellum. <2> Brain. <3> Spinal cord. <4> Spinal ganglia. <5> Hypophysis.
answer:
2


question:
Question: Of all the groups of drugs listed below, those that less frequently provoke an anaphylactic reaction in the patient are: 
 Options:  <1> The NSAIDs. <2> Opioid analgesics. <3> Contrast media containing iodine, used for radiological examinations. <4> The benzodiazepines. <5> Antibiotics, especially penicillins, cephalosporins and sulfonamides.
answer:

4