Question

The average American's standard of living continues to improve. These income shifts are linked to two key factors: ________.
A) a shift from blue-collar to white-collar employment and the increased use of technology
B) increasing immigration to the United States and increasing development of technical skills
C) a shift in women's roles and increases in educational attainment
D) a shift in population from the Snow Belt to the Sun Belt and advances in human rights

Answer

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