Read the excerpt from "A Genetics of Justice” by Julia Alvarez.

My mother, especially, lived in terror of the consequences of living as free citizens. In New York City, before Trujillo was killed, Dominican exiles gathered around the young revolutionary Juan Bosch planning an invasion of the Island. Every time my father attended these meetings, my mother would get hysterical. If the SIM found out about my father's activities, family members remaining behind were likely to be in danger. Even our own family in New York could suffer consequences. Five years earlier, in 1955, Galindez, an exile anti-Trujillo teaching at Columbia University, had disappeared from a New York subway. The same thing could happen to us.

I don't know if my father complied or just got too busy trying to make a living in this country. But after a few months of hotheaded attendance, he dropped out of these political activities and his silence deepened.

Which statement best analyzes how the author develops the central idea across the paragraphs?