Why might a country's revenue increase while hosting an event like the Olympics or World Cup?

The book the lord of the rings by j r r tolkien, in which the main character must go on a journey to destroys magic ring, is an expample of which plot archetype

Read the passage from an argumentative essay. many endangered species are currently threatened by climate change. there are some laws already in place, but are they effective enough? anyone with a conscience knows that these creatures deserve the chance to survive without outside threats impeding their survival. i suppose this is a tough decision for lawmakers, but i hope they choose wisely. which statement best evaluates the claim in the passage?

Could someone me with this question?