C, put a comma after every item in the series except the one that comes just before those words
Prospect, it means: potential things that may come to pass, often favorable, or to search for something, like gold.
An example sentence using prospect as a noun is: The result, therefore, of this physical inquiry is, that we find no vestige of a beginning,— no prospect of an end.
An example sentence using prospect as a verb is: During the gold rush in California, many people prospected for gold by panning in the river.
I would choose the first and the fourth excerpt from the list represented above.
These lines of the first exceprt best represent the needed idea :
<span>What port received thy vessel from the main?
Or comest thou single, or attend thy train?”
And here are the lines which do the same thing :
</span><span>The rage of hunger and of thirst repress'd:
To watch the foe a trusty spy he sent:
I'm pretty sure it helps!</span>
The answer might be "us" because there might be an emphasis on the word.