Answer:
the adoption of the secret ballot
Explanation:
Following the Presidential election of 1884, the adoption of the secret ballot came into effect in the 19th century in the United States starting with Massachusetts. 
 Before this adoption, the election period or finance is characterized by the financial muscle of the party and they influence how the voters tend to vote, through vote-buying, harassment of voters, and even direct assault. 
However, with the adoption of the secret ballots, their party-centered elections got reduced as the states become responsible for providing the ballot for the voters rather than the voters themselves or the party.
 
        
             
        
        
        
Despite the legal segregation African-Americans were not immediately and readily hired after Presidents Truman's executive order 9980. This was because most people from the south still bear grudges against the  abolitionism, Reconstruction and Abraham Lincoln.
<h3>What is an Executive Order?</h3>
An Executive order is a directive from the Executive branch of government which is deemed as legally binding without seeking backing from the legislative arm of government. 
   
    An executive order carries the full weight of the law. The idea of executive order is to forestall any hindrance due to time constraint in seeking approval from the legislature.
<h3>What was Executive Order 9980</h3>
Executive Order 9980 authorized the establishment of review boards within federal executive departments and agencies to which employees claiming racially discriminatory treatment could appeal.
    This was one of the landmark achievements of president Harry Truman to end racial segregation in the military and  in federal workforce.
Learn more about executive order 9980 brainly.com/question/2331911
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B. False, they could be taxed but they were not able to vote. Kinda sucks. They weren't given the right to vote until 1919 when the 19th amendment passed
Hope this helps
 
        
             
        
        
        
<span> two constitutions are similar in that they provide for a separation of powers, checks and balances, and a bill of rights. The concept of federalism is also embodied in both documents.</span>