An average tax rate of 1% on the poor and 20% on the rich would be

A) progressive.
B) proportional.
C) regressive.

Average Tax Rate

The fraction of total income that is paid in taxes, calculated by dividing the total tax paid by the total income.

Progressive

Referring to ideas, policies, or efforts that aim to instigate change or reform towards better conditions in society.

Proportional

Proportional pertains to a relationship or ratio where changes in one quantity correspond directly with changes in another.