That the family must find a way to get rid of Gregor.
Explanation:
This is the realization that Grete comes to in part three of <em>The Metamorphosis</em>. In this story, Gregor has always been the strong person who takes care of the family. However, in his present condition. Gregor is no longer able to do so, and the family has to get used to not having him to help. However, this forces them to become autonomous and to start believing that Gregor is an unnecessary nuisance, and that the family must find a way to get rid of him.
The first sentence about Siamese cats is correct because the hypens are correctly placed where you pause when reading. The other answers have misplaced the hypens and they aren't in the appropriate place for pausing.
The answer is C because she or he is giving reasons like its not reasonable to prepare at the last minute on an exam then you would fail. It also says that if you don't prepare for a marathon you''ll probably get last place like a low grade on a exam.