Final answer:
Hebe is the goddess of youth in Greek mythology, the daughter of Zeus and Hera. She serves as the cupbearer for the gods at Olympus and marries Heracles. Ganymede is a mortal youth who becomes Zeus' cupbearer.
Step-by-step explanation:
Hebe is the goddess of youth in Greek mythology. She is the daughter of Zeus and Hera, and she is known for her youthful appearance and vitality. Hebe is usually depicted as a young woman, often pouring nectar for the gods and goddesses at Olympus. She marries Heracles, who becomes a god after his death. Hebe's office at Olympus is to serve as the cupbearer for the gods, filling their cups with nectar during their feasts. Ganymede is a mortal youth who is also known for his beauty, and he becomes Zeus' cupbearer after Hebe marries Heracles.