Final answer:
The metaphor in the excerpt from Act II of Hamlet is found in the line 'Fell into a sadness, then into a fast'.
Step-by-step explanation:
The metaphor in the excerpt from Act II of Hamlet is found in the line: O Fell into a sadness, then into a fast. In this line, the character's emotions are compared to a fall or descent into sadness and fasting. The metaphorical language adds depth and imagery to the text, allowing readers to better understand the character's state of mind.
Learn more about Figurative Language and Allusions in Hamlet