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 proportion of environmental variance due to the influences that a person receives from their family environment and that are shared by the rest of their family: 
 Options:  <1> It is the specific variance. <2> It is called genotypic variance. <3> It matches the heritability. <4> It is dismissed in the investigations. <5> It is the variance coming from the shared environment.
[A]: 5


[Q]: Question: The folded sheet β: 
 Options:  <1> It is formed by a single polypetide chain. <2> It presents a distance between adjacent amino acids of approximately 4 ångströms. <3> It is formed by the union of two or more strands by hydrogen bonds. <4> Presents the side chains of contiguous amino acids pointing to the same side. <5> They are of two types: parallel, where the chains of the β sheet go in a different direction and antiparallel, where they go in the same direction.
[A]: 3


[Q]: Question: In the context of the analysis of the factors that influence the outcome of psychotherapy, state which of the following can be considered a specific (technical) factor (versus other types of factors, such as, for example, extra-therapeutic change, common factors): 
 Options:  <1> Placebo effect. <2> Promote successful experiences in the course of therapy. <3> Establishment of a relationship of trust. <4> Use of empathy. <5> The economy of chips.
[A]:
5