Answer:
The embankment.
Step-by-step explanation:
"The Grapes of Wrath" is a novel written by John Steinbeck. The novel had won the Pulitzer Prize for fiction. The story is set during the time of the Great Depression. The story focuses on the struggle of Joads Family. The family is a poor tenant farmer stricken by drought, and economic hardships, they had to leave Oklahoma.
In Chapter 3, of the novel, titled "The Turtle", the story opens with a turtle facing a lot of troubles. The first trouble that it is faced with is the slanted highway embankment. Determined, the turtle crosses over, then he face the speeding car.
The story is connected to the story-line of the novel as whole. The struggles of the turtle are similar to that of the Joad family, who are in search of a new job on the road because of the Great Depression.