What is depicted in the United Nations' (2008) Champagne glass distribution of income for world populations?

A) The richest one-fifth of countries received over 80% of the total world income.
B) G8 and G20 countries are listed in order of their incomes in this graphic depiction.
C) The poorest countries received only 25% of the world's total income.
D) One-quarter of the world's population lived on less than $2.50 per day.

Champagne glass distribution

Refers to the visual representation of income distribution, where most wealth is concentrated at the top, resembling the shape of a champagne glass.

Total world income

The aggregate of all the earnings generated by individuals, businesses, and governments across the entire world within a specific period.

G8 and G20 countries

Groups of major advanced and emerging economies, respectively, that discuss and cooperate on international financial and economic issues.