Which of the following is NOT part of the plot structure? The cast of characters are NOT part of the plot structure. The plot structure consists of an exposition, a rising action, a climax, falling action, and the resolution. Characters are important to the plot, but not a part of the actual structure of it.
Gawain wears the green girdle as a symbol of his weakness - he failed to finish what was asked of him, and he started wearing the girdle to show his failure.
