Final answer:
The man saving a baby porpoise highlights his supernatural powers and connection to the sea, establishing his character in the story.
Step-by-step explanation:
The man being told to have saved a baby porpoise is related to the story because it highlights his supernatural powers and connection to the sea. It shows that he is a benevolent being who cares for the creatures of the ocean and is capable of extraordinary feats. This helps to establish his character and set the tone for the story.