So when people make tragic movies there is always a theme to them or a goal the author is trying to get out. It might be a sad movie that a lot of bad things happen but in the end usually something good comes out of it and that can help people, or can even be more interesting, to be a successful story.
The subject it gave, because that is the action that is being taken.
C. is the correct answer.
This is my best guess
4 in many school activites is what they are invovled in describing the verb
It is answer A because the speaker cannot understand what he did wrong.