The main conflict that happens in this story is between Jay Gatsby, Daisy and Tom. Daisy and Tom are married together. Daisy knew Gatsby years before she met Tom and they were madly in love, until Gatsby had to go away for years. Daisy had then met Tom and they got married.
5) to provide a hint to the audience about what will happen later in the play
The answer is going to be true
"Many fermness"= it breaks the rhythm and it causes the reader to pause in order to pay attention.