Based on the interest of Tamara, the quantitative research
that she is doing that involves with determining the causes of public speaking
anxiety among college students belong to the social science approach to communication
research. The social science involves with acquiring knowledge in means of
collecting data that is associated with the social environment.
well just to let you know ''HINT'' OPEC is oil.
Rule of 70 can be used to determine a population’s doubling time which is a measure of growth rate.
<h3>What is Growth rates?</h3>
Growth rates is the percentage change of a specific variable such as population in particular period.
Therefore, With regards to the Rule of 70, the growth rate is a big variable in measuring the increase in population at that particular region.
Learn more about Growth rates at;
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Improved technology allows to create more goods and to increase the efficiency of providing services (answer d.) and this is they way that it increases standards of living. If there are more goods and services then more people have an access to them.