An inference is someone's belief or opinion based only on the information that he/she knows.
"Squatter sovereignty" was a term used by the people that disagreed with the political doctrine which stated that the owners of federal territories should decide if their lands would enter the Union as slave or free states.
The inference being made in the excerpt is the belief that slavery should be allowed inside the territories of people who chose to enslave others, without the interference of anybody else.
They use all of them except a
It could be B but i'm not sure...
Plagiarism is taking someone else's work or ideas and passing them off as one's own.
The forms are Direct, Self, Mosaic, Accidental, and paraphrasing plagiarism.
It is such a serious defense because it is a copy of someone else’s work without credit and if you’re faking it as your own, there is big consequences.