Question #N367

“The Great Gatsby,” a 1925 novel by F. Scott Fitzgerald, is often cited as the most important work of the American literary canon. Many of its themes, such as the pursuit of the American Dream, the dangers of wealth, and the corrosive effects of social class, are still relevant today. The novel is set in the Roaring Twenties, a period of great economic prosperity and social change in the United States. The novel’s main character, Jay Gatsby, is a wealthy, mysterious, and ultimately tragic figure whose pursuit of the American Dream leads to his downfall. The novel's setting, Long Island, New York, provides a backdrop for the story’s themes of wealth, social class, and the pursuit of the American Dream.

Which choice most effectively combines the sentences at the underlined portion to create a grammatically correct and stylistically sound sentence?
A. The novel is set in the Roaring Twenties a period of great economic prosperity and social change in the United States.
B. The novel is set in the Roaring Twenties, which was a period of great economic prosperity and social change in the United States.
C. The novel is set in the Roaring Twenties, a period of great economic prosperity and social change in the United States, it was.
D. The novel is set in the Roaring Twenties, a period of great economic prosperity and social change in the United States, and it was.