Why does circle send Odysseus to the land of the dead?

Circe sends Odysseus to the Land of the Dead to seek guidance from the prophet Teiresias. She instructs him to consult Teiresias about how to navigate the challenges he faces on his journey home to Ithaca. This visit is crucial for Odysseus to gain valuable insights into the trials ahead and to learn how to appease the gods, ensuring his safe return.