Which statement accurately describes the current income distribution in the United States?

A) The purchasing power of lower-income groups has been steadily rising.
B) The middle class is outpacing all other income groups.
C) Wealthy households are outpacing both poor and middle-class households.
D) The income distribution among all households is becoming more equal.
E) Wealthy households are declining rapidly in purchasing power.

The current income distribution in the United States shows that wealthy households have been outpacing both poor and middle-class households. There has been a significant increase in income inequality, with the top 1% seeing their incomes rise faster than the rest of the population. The purchasing power of lower-income groups has not been rising steadily, and the middle class is not outpacing all other income groups. The income distribution among all households is not becoming more equal, and wealthy households are not declining rapidly in purchasing power.