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'.

Q: Question: The microbiocidal action of iodine and chlorine and many of its derivatives is due to: 
 Options:  <1> They are oxidizing agents. <2> They bind specifically to the active centers of the enzymes. <3> They bind specifically to ribosomal proteins. <4> They induce pores in the membranes. <5> They cause the dissolution of membrane phospholipids.

A: 1
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Q: Question: What type of primary prevention intervention is indicated during the pre-pathogenic period of cardiovascular diseases ?: 
 Options:  <1> Carry out the assessment of cardiovascular risk using the SCORE scale from adolescence. <2> Control of total cholesterol levels periodically based on age. <3> Blood pressure control periodically based on age. <4> Promotion of healthy lifestyles: tobacco consumption, diet and exercise mainly. <5> All measurements are indicated.

A: 4
****
Q: Question: What is the procedure called instrumental conditioning in which the instrumental response eliminates or prevents the occurrence of an aversive stimulus ?: 
 Options:  <1> Positive reinforcement. <2> Punishment. <3> Negative reinforcement. <4> Omission. <5> Extinction.

A:
3
****