I'm pretty sure it's A. some
Explanation:
Coherence: The arrangement of ideas in such a way that the reader can easily follow from one point to the next.
Yes a comma can be in any sentence
It is 7.30 o'clock. The alarm clock rings and you wake up. You get dressed, brush your teeth, have your breakfast and leave home. At 8.10 you take a bus to the work and after 45 minutes you arrive to your workplace. You clock in, smile at the reception and begin your casual day at work.
He says there a bad crowd referring to that Gatsby is better than them In the sense that he is not stuck up like them