Answer:
A) True, the American Federation of Labor focused on one goal-to improve working conditions in the United States. The improvement of working conditions in the United States includes collective bargaining about wages, benefits, working conditions in the workplace and representing their members in the workplace and regarding members in disputes in the workplace.
An outcome that would demonstrate that a given population has evolved can be the presence of an adaptation.
<h3>What is an adaptation?</h3>
An adaptation is any morphological and/or phenotypic feature aimed at challenging environmental conditions.
Adaptations are, for example, aerodynamic wings in insects that allow them to survive in the low atmosphere.
In conclusion, an outcome that would demonstrate that a given population has evolved can be the presence of an adaptation.
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All the sampling methods used in the given survey are; convenience, systematic, and voluntary sampling.
<h3>What is the sampling method used?</h3>
From the question, we see that the surveyor selects the twentieth student who enters the building.
Now, the student do not enter the building to be surveyed but instead for other reasons and as such the researcher takes advantage of that and selects them. This is a form of convenience sampling.
It is also a form of systematic sampling because the researcher selects every twentieth student and not any other.
Lastly, it is a form of Voluntary sampling because the students selected to participate in the survey are free to choose whether to participate in the survey or not.
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Answer:
A, continent south of Australia.
Hope this helped.
