Final answer:
The given excerpt is an example of symbolism in literature. The doorknob symbolizes an obstacle or challenge, while its awkwardness and coldness represent the difficult and emotionally distant nature of the situation.
Step-by-step explanation:
The given excerpt is an example of symbolism in literature. Symbolism is a literary device where an object, person, or situation represents a deeper meaning beyond its literal interpretation. In this case, the doorknob symbolizes an obstacle or challenge that the narrator is facing, and its awkwardness and coldness represent the difficult and emotionally distant nature of the situation.
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