Answer:
B. An Italian Sonnet
Explanation:
It's a Petrarchan sonnet (Italian Sonnet). The octave almost always has a the rhyme scheme ABBAABBA. The sestet varies way more than the first eight lines of a Petrarchan sonnet, though (some examples: CDECDE, CDCDCD, CDDECE). How Soon Hath Time's sestet follows a CDEDCE rhyme scheme!
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