Final answer:
The series of differently-colored rooms in Prospero's abbey represents the different stages of a human's life.
Step-by-step explanation:
The series of differently-colored rooms in Prospero's abbey represents the different stages of a human's life. Each room is decorated in a specific color and symbolizes a different stage, starting with the blue room representing birth and ending with the black and red room representing death. This symbolism emphasizes the theme of the passage of time and the inevitability of mortality.
Learn more about Symbolism in literature