(mc)which sentence describes an effect of the haymarket riot? the riot was a setback for political machines. the riot furthered the cause of women's suffrage. the riot strengthened the anarchist movement. the riot was the downfall for the knights of labor.

The correct answer is: The riot was the downfall for the Knights of Labor. While the claims that the KOL was even involved in the riot, the blame was placed on them due to the alignment of their activism to the strike that led to the riot. Public distrust and pressure led to an internal division where many locals sought a less-radical group.