Read the following conversation between Caliban and Stephano in The Tempest:
CALIBAN
. . . A plague upon the tyrant that I serve!
I'll bear him no more sticks, but follow thee,
Thou wondrous man.
(. . .)
Wilt thou go with me?
STEPHANO
I prithee now, lead the way without any more
talking. Trinculo, the king and all our company
else being drowned, we will inherit here: here;
bear my bottle: fellow Trinculo, we'll fill him by
and by again.
Which sentence best explains Stephano's importance in the play, based on this passage?
A. He furthers the play's main subplot.
B. He becomes the authority on the island.
C. He reveals unexpected insight.
D. He saves Prospero's life.