Someone would use the ethos appeal to enhance their credibility about a certain topic.
The second one is grammatically correct
Literature. /Romanticism valued imagination and emotion over reason and intellect./ Gothic short stories are a subgenre of American Romanticism/. Love is the primary theme in the literature of American Romanticism.
The answer would be simile because the phrase "She was sleeping like a log" is comparing two things using like or as.
