In which two ways does setting of the night sky develop the theme that one's surroundings can influence one's outlook?
A. It provides a sense of clarity for the speaker's feelings.
B. It creates a sense of confusion for how the speaker feels.
C. It instills a sense of excitement for the speaker's future.
D. It instills a sense of hope in the speaker's attitude.
E. It creates a sense of nostalgia for the speaker's past.