Read the excerpt from "A Genetics of Justice” by Julia Alvarez. Perhaps because she had innocently revered him, my mother was now doubly revolted by this cold-blooded monster. He became something of an obsession with her—living as she was by then in exile with my father, isolated from her family who were still living on the Island. As my sisters and I were growing up, Trujillo and his excesses figured in many of my mother’s cautionary tales.

What is the central idea in this paragraph?

During her exile, the author’s mother did not know how she felt about Trujillo.
The author and her sisters were fascinated by Trujillo.
The author’s mother thought of Trujillo constantly.
Trujillo became more controlling to the author’s mother after her family fled the country.