A clause contains a subject and a predicate . It can be a sentence or part of a sentence. In this particular case. “Great job” is not a clause but it is just phrase.
Narrative is the choice of which events to relate and in what order to relate them. From this I would say that you could look for parts in the story where certain language is used and words that are used that fit the “gothic” part of the story. Search for words that connects to that.
