Corporate federal income taxes are

progressive

proportional

flat

regressive

The answer is corporate federal income taxes are progressive.

Explanation:

Progressive tax refers to a system of tax that is based on the taxpayer’s capability to pay. Progressive tax rate increases as the taxable value goes up. One of the advantages of progressive tax is that, tax burdens are properly distributed in the sense that the wealthy pay a greater portion of their income to the government.

the answer is b, encourage free trade

answer; curiosity;