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: According to the article 15 of the Law of Prevention of Labor Risks, it is NOT considered a principle in the preventive activity: 
 Options:  <1> Avoid the risks and fight them from their origin. <2> Adapt the job to the person. <3> Adopt measures that put individual protection before collective protection. <4> Substitute the dangerous for what it means little or no danger. <5> Training of workers
3

Question: Among the epidemiological criteria of causality defined by Bradford Hill (1965) is NOT: 
 Options:  <1> Strength of association. <2> Temporal sequence. <3> Biological gradient <4> Cessation or reversibility effect. <5> Presence of alternative explanations.
5

Question: Why is the visual information transmitted to the nucleus of the thalamus ?: 
 Options:  <1> Pulvinar core. <2> Arched core. <3> Lateral geniculate nucleus. <4> Medial geniculate nucleus. <5> Ventrolateral nucleus.

3