Answer:
I think the central idea of this excerpt is A. The dictatorship resulted in many deaths. I think so because it starts with the phrase "By the time my mother married my father, however, she knew all about the true nature of the dictatorship", as if her mother might have thought in the beginning the dictatorship was somehow good or not worse than other dictatorships or governments that ruled the country, but learned the truth quickly.
Step-by-step explanation: