If I'm correct, the main idea is that everyone is equal, but what do I know...
The suitors must string Odysseus's hunting now that he knew how to string. After that, they have to shoot an arrow through twelve axe handles. If they completed this, they would win her hand in marriage.
The correct answer is B) For you bouquets and ribbon’d wreaths—for you the shores a-crowding.
The line that suggests a grieving person calling out to a loved one or a respected leader is "For you bouquets and ribbon’d wreaths—for you the shores a-crowding."
The poem “O Captain! My Captain!” was written by Walt Whitman in 1865, and it refers to the death of United States President Abraham Lincoln. It was included in a collection of poems about the American Civil War called "Sequel to Drum-Taps." The poem is a mourning one that pretends to honor and shows respect to the life of Lincoln.
Interpetation is something a reader does in response to a text. Hope this helps!