Answer:
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The correct answer is D) establishment of restrictive immigration quotas
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The answer for your question is B
C~use of credit is the answer<span />
By the 1800s, formal trade societies and guilds began to emerge. <span>Workers form unions because an individual worker is powerless compared to an employer, who can set low wages and long working hours as long as it adheres to labor laws. When workers combine to form a union, they collectively have enough power to negotiate with the employer. </span>