In Act 3 Lady Bracknell says, "To speak frankly, I am not in favour of long engagements. They give people the opportunity of finding out each other's character before marriage, which I think is never
advisable."
This is an example of situational irony because...
O Her comment about long engagements being bad because engagements are messy and need never be short.
O Her comment about long engagements being good because they give people a chance to reminisce.
O Her comment about long engagements being bad because they give people a chance to get to know one
another is different than what you would expect normal commentary to be
O Her comment about long engagements being good they give people a chance to get to know one another is
unusual.