Answer:
To be honest, due to this being a English question about slavery. It's not my best subject, though the only answer I can give you would probably be the second choice, 'to show that slavery is harmful to society'.
Explanation:
It's the only reasonable one. The last one is proving that slavery is right. The first one is just not as reasonable, and I just have a feeling it's the second one. Though, it might be wrong it's most reasonable in my case. Good luck!
325,816,150 as of Wednesday, March 22, 2017,
She should persuade her audience by including benefits of the trip to Washington D.C, historical facts, and locations. Also, New York can be used to compare to Washington D.C, so there is more opportunity to persuade the audience in going to D.C. I hope this makes sense, i may just me terrible about explaining, but i hope i kinda helped