Answer:
There are many stories that wouldn't match this. I'd say most would be A, but many could be B or D too. I understand why'd you be so confused. I'd go with A. How many times do you hear "Happily Ever After", just saying.
I don't know the excerpts
Answer:
The reason that Wilson thinks Gatsby killed Myrtle is because Tom told Wilson that Gatsby was the owner of the yellow car that had hit Myrtle. Wilson thinks that the reason as to why he killed her is because he didn't want to talk to her for the moment.
Explanation:
The plot of the story refers to the chain of related events which explain what happens in a story. In every story plot, there is most usually a conflict.