1. What forces Tom Joad and his family to leave their Oklahoma farm in The Grapes of Wrath?
The Great Depression and Dust Bowl drive them toward California in search of a better life.
Explanation
The novel follows the Joad family as the Depression and Dust Bowl push them from Oklahoma toward California in search of a better life. The government relocation plan is plausible historically, but it is not what drives the family in the novel.