Final answer:
In the Hero's Journey, the hero meets their mentor during the Call to Adventure stage, where they receive guidance for the journey ahead.
Step-by-step explanation:
In the monomyth, also known as the Hero's Journey, the hero comes into contact with his or her mentor during the Call to Adventure stage.
This is the point in the story where the hero meets a mentor figure who provides guidance, encouragement, knowledge, or magical gifts to aid them on their journey. The meeting with the mentor is a crucial early event, as it often signifies the hero's willingness to take on the adventure and marks a transition from their ordinary world into the realm of the unknown.