Final answer:
Oedipus decides to release Creon because he realizes his accusations were unjust.
Step-by-step explanation:
Oedipus decides to release Creon because he realizes that he was wrong to accuse Creon of being an accomplice in the murder of Laius. When Tiresias, the blind prophet, tells Oedipus that he himself is the killer, Oedipus starts to question his own actions and judgments. He begins to see that his anger towards Creon was unjust and that Creon is innocent.
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