I think you need to be clear, do not use fancy words or descriptive words.
The rhyme scheme in the poem is: a b b a a b b a c d e c d e.
There is no end couplet, which makes this poem a Petrarchan sonnet.
Petrarchan sonnet consists of fourteen lines, the first eight lines (also called oc<em>tave</em>) follow the scheme: a b b a a b b a, and the rhyme scheme of the following six lines (also called <em>sestet</em>) may vary.
The last one is the answer
I believe the answer is A) what angers the speaker in this poem is the prospect of being chained and fenced.
