What did the actions of the Border Ruffians demonstrate about the slavery

debate?

-A. that opposing sides would resort to violence
-B. that abolitionists would succeed by using the press
-C. that settlers would follow the laws
-D. that western towns had no slave laws

A. that opposing sides would resort to violence

The actions of the Border Ruffians demonstrated option A, that opposing sides would resort to violence in the slavery debate.