Progressives fought to... A. regulate big business. B. fight the 'evils' of the Gilded Age. C. lower the tariff and create an income tax. D....

As with
any multiple choice question, I think that you should consider consulting your course readings
or your textbook to make sure that what is being asked can be validated and verified in class
materials.  With this in mind, I think that the answer is all of the above, or letter
"D."  Each of the three options are fairly similar in scope and sequence, encompassing
similar political agenda...