Answer:
The reader is immersed into the narrative as a character involved in the story. The narrator describes what "you" do and lets you into your own thoughts and background. The most well-known piece of fiction that employs second-person narration might be Jay McInerney's novel Bright Lights, Big City
B.
Read this line, out loud.
It was a short pause that contributed to the flow of things. This applies even in a sentence.
Tom lied to Myrtle by spreading around a rumor that Daisy is a catholic which would make it hard for him to divorce her and unable to marry Myrtle