The answer is from a plant or an animal. Hope this helps.
The answer to your question is,
C. The tails are hydrophobic
-Mabel <3
This affected slaves in a negative way because since the fugitive slaves would be returned to their owner, the slaves would later suffer punishment, beatings, and even death due to them escaping their master. It was a terrible agreement that no state could stop a fugitive slave from being returned to his/her owner.