After Hades steals Persephone, she eats a pomegranite and thus cant return to Olympus or the mortal world. Hades and Demeter (Persephone's mom) compromise and she only has to stay in the underworld for 1/3 of the year.
Answer:
by looking up unknown words in a dictionary.
Explanation:
A reader can best verify a prediction by looking up unknown words in a dictionary.
Either A or D, what part of the book is this? It's been a while since I've read it