Answer:
You think positively.
Staying organized also helps you stay on task, so it will naturally be easier for you to get better grades since you study hard.
In Literature, Subject is referred as a topic. The theme is the opinion expressed on the subject. So basically, both are entirely different. Hope this answers your question.
3 maybe if no 4
3 I think so
Look at THOSE cool looking shoes!
THOSE boxes look heavy.
Are you sure THOSE are the right boxes?