Romeo's banishment in the play Romeo and Juliet, lead Juliet to depression, however the depression is miss taken by her family as they think she only grieves for her cousin Tybalt. It also makes her family want to quickly marry Juliet to Paris, which only increases her sadness. romeo's banishment is the reason Juliet and friar john came up with the plan ti fake Juliet death. Clearly the plans fails and leads to both Juliet and Romeo's death, all these events fallowing romeo's banishment.
The author will use allegory because people don't like being taught how to think and act. By allegory, the author can give the readers her/his message indirectly, and people are more likely to get the message and understand what the author is trying to convey. They will not feel like they are being told how to act and think.
Answer:
It's used when a speaker wants to signal that this particular question is the one that needs an answer to resolve a make-or-break situation. It's often used as part of a rhetorical question. i.e. there's no real answer to the question posed.