How has tax law in the U.S. changed since the mid-20th century, and what effects have these changes had on the wealthy and the poor? Group of answer choices Tax burdens have decreased sharply for the wealthy and corporations, causing social programs to be slashed to balance the federal budget; this has benefitted the wealthy and disadvantaged the poor. Tax burdens have increased sharply for the wealthy, benefitting the poor. Tax burdens have decreased for the poor and social programs have increased, benefitting the wealthy. Tax burdens have remained about the same, benefitting the poor