Answer:
The answer is C.
Explanation:
I think it's C because the sentance wants to persuade the administrators to change a school policy.
The speaker and the captain are not happy; the captain is dead and the speaker sad because of this.
Yet, other people are happy about the end of the trip ("the people all exulting"). Those two images are being contrasted here- so the answer is:
<span>The poet is trying to show that there are people celebrating, but they do not feel the pain of the speaker.</span>
