What poem? No choices, no poem, no answer. Sorry.
Your answer is going to be Noninative
The Petrarchan sonnet, perfected by the Italian poet Petrarch, divides the 14 lines into two sections: an eight-line stanza (octave) rhyming ABBAABBA, and a six-line stanza (sestet) rhyming CDCDCD or CDECDE.