What is the theme of this poem?

My necktie rich and modest, but asserted by a simple pin-[they will say: "but how his arms and legs are thin! "]do i daredisturb the universe? in a minute there is timefor decisions and revisions which a minute will reverse.which lines indicate that the speaker is concerned about what others think of him? my morning coat, my collar mounting firmly to the chin,my necktie rich and modest, but asserted by a simple pin-in a minute there is timefor decisions and revisions which a minute will reverse.o with a bald spot in the middle of my hair[they will say: "how his hair is growing thin! "]and indeed there will be timeto wonder, "do i dare? " and, "do i dare? "

Drag the tiles to the correct boxes to complete the pairs. match the audience to the description of each speech.

In the poem i felt a funeral, in my brain what rhyme scheme does the poet use and how does it contribute to the poem?