Which of the Following Is Not a Basic Difference Between

Which of the following is not a basic difference between Medicare and Medicaid?

A) Medicare is financed by a payroll tax, while Medicaid is financed by general tax revenues.
B) Medicare is a federal program, while Medicaid is a state-government program.
C) Medicare is mostly based on age, while Medicaid is mostly based on income.
D) Medicare is a social insurance program, while Medicaid is a public assistance program.