What is one major similarity between property tax and sales tax? O A. Both are types of regressive taxes.
O B. Both are types of tax assessment.
O C. Both are based on taxable income.
O D. Both are based on gross income.

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated