I think the answer is A, sorry if it’s wrong
They can share the same niche they might the same ansector so meaning the same background
Dante invented the concept of contrapasso, the idea that sinners should be punished in a way that mirrors or resembles the sin. Dante primarily intended to explain biblical justice through his contrapasso, but in order to do so more effectively, expanded upon tradition, and thus inevitably added some of his own invention.
A metropolis is one city with a populace of a half of a million or more inhabitants that sits at the center of an "agglomeration" of littler urban entities that converge into a persistent developed zone. While a megalopolis is a provincial, spread out combination of different open spaces, towns and urban communities.