Answer:
The correct answer is It suggests the endless seas that Columbus must cross before reaching a destination and gives the poem an anxious tone.
Explanation:
Joaquin Miller was the pen name of American poet Cincinnatus Heine Miller. In the poem, he clearly refers to Christopher Columbus, who arrived to the Americas in 1492.
Letter A is an incorrect option since the word "foreboding" is included, because it means that something bad would happen in the end; and even the poem refers to vast and unknown seas, land is found at the end.
Letter B and C are also incorrect since the poem lacks the carefree tone indicated in option B, and the chosen words and the setting are the opposite of "peaceful", turning C also incorrect.
Shoreless seas clearly refers to endless seas because of the absence of shores; also, Before him only shoreless seas is just the fourth line, and the the destination is reached at the very end, in the las stanza, showing that the poem has an anxious tone due to this endless trip.
