Final answer:
The details about Poseidon's and Athena's characters are important to the development of the myth's theme as they represent different aspects of Greek culture and values, highlighting the eternal struggle between power and knowledge, and the importance of balance in society.
Step-by-step explanation:
The details about Poseidon's and Athena's characters are important to the development of the myth's theme because they represent different aspects of Greek culture and values.
Poseidon, the god of the sea, symbolizes power, dominance, and unpredictability. His character reflects the Greek reverence for the sea and their reliance on maritime activities.
Athena, the goddess of wisdom and war, represents intellect, strategy, and justice. Her character embodies the Greek ideals of wisdom and courage.
The interactions and conflicts between Poseidon and Athena in Greek mythology highlight the eternal struggle between power and knowledge, and the importance of balance in society.