the correct option is CONTRADICTION.
A contradiction exists bewteen the value of group superiority and the values of freedom, democracy and equality.
When sociologists conduct research and test hypotheses, they do not necessarily need to collect new data all the time, they can also make use of <u>secondary data</u>.
<h3>What is secondary data?</h3>
Secondary data is data collected for use for another purpose.
An example of secondary data is census data.
Thus, when sociologists conduct research and test hypotheses, they do not necessarily need to collect new data all the time, they can also make use of <u>secondary data</u>.
Learn more about secondary data at brainly.com/question/14806486
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Answer:
correct answer is Use more medical services than they would if they had to paid the full price
Explanation:
given data
pay cost = 80 percent of health care
solution
when there is no insurance, consumer consumes medicinal service
until marginal benefit is equal to marginal cost .................1
here when insurance = 80 percent
then consumer will pay 20% cost at optimal marginal benefit
so
marginal benefit = 0.2 × marginal cost
so insurance more medical services will be taken compared to no insurance
<span>Political stability is not a barrier to economic development, so the correct answer is B. If something is stable, it means that it is in a good condition, and if it's in a good condition, it cannot be bad or preventing good things from happening. So B is a good thing, and cannot be a barrier to anything. Debts, diseases, and low levels of social welfare can be barriers, because they are indicators of bad conditions in a country. </span>
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