Data on Income Inequality in the United States Indicate That

Data on income inequality in the United States indicate that

A) rich families stay rich and poor families stay poor.
B) most poor families never significantly rise above the poverty level, but rich families tend to become less wealthy over time.
C) there is substantial movement among income groupings in the United States.
D) the inequality between the rich and poor in annual consumption expenditures is greater than the parallel inequality in annual income.