A choric song is a song sung by a chorus, and in Tennyson's poem "The Lotos-Eaters," the sailors on Odysseus' ship sing a song while on the island of the Lotos-eaters. 

Key points about the other options:

"In Memoriam": This poem is an elegy, a poem of mourning, written by Tennyson to commemorate the death of his friend Arthur Hallam. It does not include a choric song. 

"Mariana": This poem by Tennyson depicts a lonely woman waiting for her lover to return. It is a poem of solitude and longing, not featuring a choric song. 

"Locksley Hall": This poem by Tennyson tells the story of a rejected lover and his reflections on his life. It is a narrative poem, not including a choric song. 

কবিতার শেষে ইউলিসিস ঘোষণা করেন যে তিনি মৃত্যুর আগ পর্যন্ত যাত্রা চালিয়ে যাবেন। তার কাছে জীবন মানেই ভ্রমণ, জ্ঞান অনুসন্ধান ও সংগ্রাম। তিনি প্রজাদের হাতে দায়িত্ব ছেড়ে দিয়ে নাবিকদের সঙ্গে নতুন যাত্রায় বের হওয়ার সিদ্ধান্ত নেন। এই সিদ্ধান্ত ইউলিসিসের অদম্য মনোবল ও অভিযাত্রী আত্মার প্রতিফলন।

Classical Allusion: Tennyson’s poem "Ulysses" is a dramatic monologue spoken by Ulysses (Odysseus), a character originating from Homer's epic poems, the Iliad and the Odyssey. The poem heavily draws on these classical sources and Dante's depiction in the Inferno.

Elevated Language: Epic and classical literature often employs a formal, elevated style, which is reflected in Tennyson's "Ulysses".

Heroic Themes: The poem explores themes such as heroism, adventure, and the pursuit of knowledge, all common in classical epics.