The sentence is incomplete, thus it is just a sentence fragment. Sentence fragment is define as an incomplete sentence which cannot stand on its own due to missing subject, verb or both. In this case, the subject is missing on the sentence.
The best answer for this question would be:
<span>Rosaline is the source of Romeo’s pain.
It adds a suspenseful mood, because the mere mention of Rosaline creates an awkward atmosphere for Romeo. This triggers a very hurtful past that Romeo has been through, and his friends understand that he must not become the man he was before. </span>
My guess is the last option
Answer:
''America by Claude McKay is written in a sonnet form, measuring 14 lines with an ABABABABABABCC rhyme scheme''
Explanation: