Final answer:
The structure of the dialogue between Mercutio and Romeo in Shakespeare's play serves to emphasize their comedic and witty exchange through clever wordplay. The correct answer is option: 2) The structure highlights the comedy and wit of the characters' dialogue.
Step-by-step explanation:
The dialogue from Romeo and Juliet showcases the comedy and wit of the characters through their clever wordplay and puns. The structure of the passage with its playful banter contributes to this effect, putting on display the characters' capacity for quick humor and repartee.
When Mercutio jokes about the 'wild-goose chase,' he's engaging in a playful challenge of wits with Romeo, a common motif in Shakespeare's writing where characters often jest and spar with language. The option that best describes the effect of the structure on the dialogue is that it highlights the comedy and wit of the characters' exchange.