Which option best states the central ideas of the article?

a

"frankenstein" is still studied at colleges and universities, and it has remained one of the most popular novels ever to be published.

b

"frankenstein" is a story based on the "year without a summer," and the cold and darkness from that year impacted the dark themes of the story.

c

"frankenstein" is a story based on science, and mary shelley did thorough research to make sure a corpse could be reanimated with electricity.

d

"frankenstein" was and is a very popular story, and its author, mary shelley, used her love of science to explore dark themes and important questions about humanity.