To prevent more work later
To ensure a proper works cited
To prevent any accusations of plagiarism
To ensure that all sources are always accessible
Interjections are basically exclamations such as: 'Ouch! Wow!', etc. So the correct answer is D, an exclamation point (!).
Since I cant type just one letter, I believe the answer you are searching for is "A"
Gregor can't handle the furniture moving. He crawls out from behind the couch and globs onto the first thing he sees. It is a picture on the wall of a woman in furs. I think Gregor doesn't want to lose the possibility that he might become human again. The furniture reminds him of this.