What Happens as a Result of the Marginal Tax Rate

What happens as a result of the marginal tax rate increasing as income rises

A) Higher-income individuals, in general, pay a larger percentage of their income in taxes.
B) Lower-income individuals, in general, pay a larger percentage of their income in taxes.?c.A disproportionately large share of the tax burden falls unjustly upon the poor.?d.Higher-income individuals pay the same percentage of their income in taxes as lower-income families.