It means to treat someone negatively or in a hostile manner usually because of race, political stance, or religion
I think that what you are asking is which word is a subject complement in that sentence. What I think the answer to this question is the word third.
Answer:
The Pure Food and Drug Act required improved food handling processes and procedures.
The Meat Inspection Act required the inspection of the meat processed and the sanitary practices used.
Explanation:
Upton Beall Sinclair Jr. an American progressive writer whose book "The Jungle" where he presented the harsh conditions of the people. He also exposed the unsatisfactory and unsanitary conditions of the meatpacking industry in Chicago in 1906.
Considered a muckraker, his book exposes the corruption and malpractices of the government in this case, the meatpacking industry. The book brought so much uproar that it led to the implementation of the<u> Pure Food and Drug Act and the Meat Inspection Act in the year 1906</u>. These two Acts were thus, the result of Sinclair's novel "The Jungle".