I think it’s d but maybe the third one
Question: In the late 1800s, collective bargaining was a technique used to?
Answer: Win worker's rights'
John Adams was an American statesman, attorney, diplomat, writer, and Founding Father who served as the second president of the United States, from 1797 to 1801. Hope it helps lol
Explanation:
Single member districts and a winner-take-all voting system. Hope this helps!