British Literature Question Due within an hour.

What is the significance of the color of the fog at the beginning of “The love song of Alfred Prufrock?

In what ways is Eliot’s poem a love song? IDENTIFY SPECIFIC ELEMENTS FROM THE POEM IN YOUR RESPONSE.

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Text regarding to the question

http://www.online-literature.com/tennyson/718/                        

"In Memoriam A.H.H"

https://www.poetryfoundation.org/poetrymagazine/poems/detail/44212 

"The Love Song of J. Alfred Prufrock"