Here are the answers to your questions:
Question 1:
The accomplishments listed can be attributed to the Progressives.
Question 2:
Political machines gained power in the late 19th and early 20th centuries by granting economic favors.
Question 3:
The main purpose of Thomas Nast's political cartoons was to expose corruption.
Question 4:
William M. "Boss" Tweed of Tammany Hall would most support the patronage system.
Question 5:
The journalist correctly linked to the proper subject is Upton Sinclair−the handling of food products.
Question 6:
W.E.B. DuBois would agree with the statement: Equality is best achieved through education.
Question 7:
The statement that best completes the sequence is Growth of Tammany Hall.
Question 8:
The organization that lobbied for the passage of the 18th Amendment is the Woman's Christian Temperance Union.
Question 9:
The Hull House provided social services for immigrants.
Question 10:
These public figures best fit in the category of Muckrakers.
Feel free to ask if you need any additional information or clarification!