Answer:
A. The decline of the middle class
Explanation:
The income and wealth of the middle-class in America has been reported to be on the decline since the 1970s even though there has been an increase in pay rise and profits of corporations. This is the most significant threat to the relatively high standard of living people are accustomed to in the United States.
Generally considered to be the first great war of the 20th century, the conflict saw Russia and Japan – the two dominant nations in north-east Asia – battle for control over Korea and Manchuria.
<span>But why did the war break out, and what is its historical significance? Here, Dr Philip Towle from the University of Cambridge tells you everything you need to know about the conflict.</span>
A researcher obtained a sample of adults and interviewed them about their financial concerns. this is an example of a) <u>cross-sectional survey </u>design.
Cross-sectional surveys assess the prevalence of disease and the prevalence of risk factors at the same point in time and provide a "snapshot" of diseases and risk factors simultaneously in a defined population.
In medical research, social science, and biology, a cross-sectional study is a type of observational study that analyzes data from a population, or a representative subset, at a specific point in time—that is, cross-sectional data.
Another example of a cross-sectional study would be a medical study examining the prevalence of cancer amongst a defined population. The researcher can evaluate people of different ages, ethnicities, geographical locations, and social backgrounds.
Learn more about the cross-sectional survey here: brainly.com/question/3603397
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The moved later Ruth and her daughter-in-law move back after the famine because both her sons and her husband died its in the book of Ruth in the bible.
