A historian compiled the percentage of national income received by the top 1% of earners in four years: 1928, 23.9%; 1950, 11.4%; 1980, 10.0%; 2010, 19.8%. The historian argued that income concentration followed a U-shape over the 20th century. The strongest support is ______
Which choice most logically completes the text using the data above?
- Acheck_circle
the decline from 23.9% (1928) to 10.0% (1980), followed by a rise back to 19.8% (2010).
- B
the 1950 figure of 11.4%.
- C
the 2010 figure of 19.8%.
- D
the 1928 figure of 23.9%.
Explanation
"U-shape" requires showing decline then rise. Choice B captures both phases of the U.