Question

1. what does he do to jasons father, the rightful king of iolcus? jason was the son of the lawful king of iolcus, but his uncle pelias had usurped the throne. pelias lived in constant fear of losing what he had taken so unjustly. he kept jasons father a prisoner and would certainly have murdered jason at birth. but jasons mother deceived pelias by mourning as if jason had died. meanwhile the infant was bundled off to the wilderness cave of chiron the centaur. chiron tutored jason in the lore of plants, the hunt and the civilized arts. when he had come of age, jason set out like a proper hero to claim his rightful throne.

Explanation:

Jason's father was the rightful king of Iolcus. When Jason came of age, he set out to claim his rightful throne as a proper hero, seeking to restore his family's rule and his own birth - right.

Answer:

He set out to claim his rightful throne.