The Civil War was fought in 1861, so the answer would be D: 1800.
C. The text provides opinion with no evidence, and is disrespectful by saying people who support the ban of smartphones are not using their brain, and calling them "naive and uninformed".
Well we can look at this question and eliminate Rhetorical Question due to the fact the excerpt above isn't asking anything. We can also eliminate an allusion because this is not an allusion it is a dream. We can then eliminate Logo's because it is a Greek word meaning logic. Pathos makes no sense because there is not pity or sadness involved. So the only option left is A)Ethos. I hope this helps