The relationship between tax rate and income which is relevant to a proportional tax is depicted by? By: Sunday|Published on: Mar 29|Categories: Economics JAMB| 0 comments A. curve Z and Y B. curve X C. curve Z D. curve Y Correct Answer: Option D = curve Y Users Also Read These:The image depicted in the lines below is?The sun in Donne's The Sun Rising is depicted…If a country's national income increased from N1000…The tax whose rate increase as the level of income…The correct relationship between income (Y);…SEE ALSO National debts is an expected outcome of?