The 13th Amendment is to abolish (rid) slavery. I'm not understanding the question as to what the purpose was. Can you be more specific or did you just need to know what it was?
D.the school teachers because they didnt play any role in the civil war.
Answer: A. An organization of workers that fought for an eight-hour workday
Explanation:
The Knights of Labor started as <em>a secret organization</em>, which was founded in the 19th century by a small group of tailors from Philadelphia. The organization promoted the rights of workers and its main concern was labor and laborers' rights and position in society.
This organization grew in size throughout the years, reaching 800.000 members in 1886. It operated in the United States and Canada mainly, but it also had representatives in Australia and Great Britain. From a secret organization, it gradually turned into a laborers' union.
The Knights of Labor fought for an 8 hour workday and ending child and convinct labor.
I believe the answer is D: <span>the treatment of slaves by their owners
Hope I helped! :)</span>
Were both assassinated and were leaders that were called ambitious