I know the answer to the following question is either (c) regressive tax augement or (d) the ability-to-pay principal. I am not sure which one?

Question

"A $1,000.00 tax paid by a poor person may be a larger sacrifise than a $10,000 tax paid by a wealthy person" is an argrment based on:
A)the horizontal equity principle
B)the benefits principle
C)a regressive tax argument
D)the ability-to-pay principle

Answer 1

Go with d)