Consider the role of nature in shaping the characters' identities in John Steinbeck's novel The Grapes of Wrath. In a well-organized essay, develop an argument that analyzes the ways in which Steinbeck employs nature to influence the personal growth and moral compass of one or more characters. Use specific evidence from the text to support your claims.
Note: The provided solution includes an example of a perfect-score answer and explanation. Your response will not be scored.