Final answer:
Jason's acquisition of the Golden Fleece marks the successful end of his quest with the Argonauts and represents his claim to kingship in the Greek myth.
Step-by-step explanation:
When Jason obtains the Golden Fleece, it culminates the quest he leads with the Argonauts. This mythical object, much like the Golden Bough described in Virgil's writings, is emblematic of a hero's journey and attainment of a divine trophy. In the mythology surrounding Jason, the fleece is a symbol of authority and kingship, and its acquisition represents Jason's right to claim his throne, despite the convoluted events that follow, including his infamous desertion of Medea. The narrative of the Golden Fleece is intricate, intertwining various themes of adventure, betrayal, and the interplay of mortal and divine realms.