The correct answer is B. Polysyndeton is being used to emphasize the criminal excess of the rich.
Step-by-step explanation
The polysyndeton is a rhetorical figure that consists of the repetition of one or more conjunctions within the same phrase or text to give more force to what is expressed. In this text the author uses multiple times the conjunction "and". On the other hand, this text describes in detail the characteristics of a neighborhood that stood out due to its excesive luxury for which the author used the rhetorical figure of polysyndeton. So the correct answer is B. Polysyndeton is being used to emphasize the criminal excess of the wealthy.