Well you start a paragraph with an open ending question so ask about the character then answer that question and do the same for the other one and then compare or explain why they are the main characters and how they contribute to the book
I would say b and c, since unfasten and clench are basically antonyms and those answers both have antonyms
When one directly quotes a source rather than paraphrasing it, the advantage that this gives the writer is that it can accurately state the prominent character and also the voice of the source. This means that the reader can directly feel and understand what the quoted lines or phrases are straight from the source him or herself. Answer for this is C.
