The words that describe the community where she rented a house may describe best the type of people that the narrator may encounter. The kind community usually reflects the type of inhabitants. Thus, strange and unusual people may come from that kind of communities as well.
An author can create an adaption by their own imagination or the real facts of something they are writing about in that genre. Adapting to something would be the finishing touches of something an author is creating.
First of all, you need to know what an appositive is.
It is a noun or a noun phrase that is used to modify, or refer to another noun which is usually located next to the appositive. In this case, the appositive phrase is Lucinda Gonzalez, because it modifies the noun <em>student.</em>