Answer:
I think it's b but I'm not sure sorrt
This one is actually a good question. Well first, this is from the great gatsby. Fitzgerald was trying to give a balance view in the beginning of who the great gatsby was. And even the author, he lived a wonderful life that is why he related that into Caraway's character, having the same background as him.
Answer:
it needs to be in the right context. What context/purpose are you trying to do this for? Is it for a job interview or sth?
Explanation:
The last sentence is an example of a comma splice since 2 independent clauses are connected by only a comma(it needs a coordinating conjunction after the comma or change it to semicolon or period)