Answer:
The poem speaks about the hope that people have by the song of the caged bird, that people with similar experiences may feel as if they are not free but still have hope within them, like how the caged bird sings about freedom.
C) categories in question and answer format with boldface fonts eliminate
I think how the text uses dramatic irony with the use of dramatic adjectives and other describing words. (sorry if I'm wrong I'm just not that smart)