Step-by-step explanation:
It maybe because Hades is the protagonist of that story, or in other words, the male lead. The theme most of the time revolves around the main characters, because they teach the readers about something.
Answer (?)
If you're talking about this question: In the Story of Orpheus, why is the meeting with Hades important to the development of the theme; True love is worth fighting for but without trust and faith it can not survive.
A. because Hades knows that Orpheus is not strong enough to free Eurydice
B. because Hades is convinced of Orpheus's love and grants him his wish
C. because Hades allows Orpheus to keep the gift of music, his greatest love
D. because Hades doesn't believe in the power of love
The answer would be this:
Choice B: because Hades is convinced of Orpheus's love and grants him his wish