Keats used the Petrarchan sonnet form. The repeated rhyme-scheme of the octet helped it capture the power, sounds and moods of the sea
The lost era is when you loose a era jk but it is the darkest era in the history
I think it is A because i think 'because' and 'are' are the only subordinating conjunctions. I am not very sure by the way.
She is stubborn and willful.
The university is of a high class