The question that leaves Brutus sleep-deprived at the beginning of Act 2 is when he asks Lucius what day it was. It made him awake thinking about his plan to kill Caesar. He thinks that the leader as become corrupt and unreliable.
2.resolution aka the ending
In the simplest sense, positive means good or the opposite of negative. If you have a positive attitude about homework, for example, you're more likely to get positive feedback on your report card.
