Answer: In Act III of Hamlet, the play-within-the-play reveals the crimes Hamlet's uncle committed, and it was meant to become a lesson for him. Since the Elizabethan drama is characterized by describing human nature and their everyday sins, the play-within-the-play scene used in Act III is its perfect representation.
Yes. When parents make important decisions that will impact the family unit as a whole, they should consider how it will affect their children. If they are old enough, it could be helpful to include them in the decision-making.
Mallard's life would not have ended an hour later but would simply have gone on as it had been. Yet another irony at the end of the story is the diagnosis of the doctors. They say she died of "heart disease--of joy that kills