What aspect of fiction did realist writers use to advance the plot of their story

Realism is about recreating life in literature as it actually happened. Artists and writers strive to depict factual and real description of events that occurred in real life; no embellishments nor exaggerations. 

Writers of realist novels acquire and practice journalistic techniques, the remain objective and strictly adheres to the facts of the matter.

Well based on the summary,   the setting plays a big role in char. development since the cat has been spoiled and babied her whole life she has to figure out how to survive on there own for the first time. and since winter is coming the cat is faced with lots of dangers and troubles. but, like you said with the storm that brought an invasion of rats, since she is   a cat shell figure out how to kill and get food and the storm is the best way to learn right. can you mark me brainliest pls! read more on -