I believe the correct answer is: B. Dialect.
<span> The epoch of Realism
(19th century) is characterized by the constant tendency of authors
to show real life as vividly and convincing as it can be. This is often
achieved by description of ambient to the tiniest details and characterizing
characters as humanly possible.
One of the techniques of characterization is
regionalism –
including dialects to represent social class, age and origin</span>
It can reveal how the writer has tried to engage the reader.
It's that one person in you're class who's always funny or trying to be
Not c it is a hope this helps
Although there are no conjunctions in this sentence, I guess that the adverb where can be used as a "subordinating conjunction" in the sentence, because it connects the subordinate and the independent clauses.