Read the dialogue from James Joyce's "Araby."

"O, I never said such a thing!"
"O, but you did!"
"O, but I didn't!"
"Didn't she say that?"
"Yes. I heard her."
"O, there's a... fib!"

This conversation would be most natural between which of these groups of people?

A brother and sister bickering.
Two young men teasing a young woman.
A mother about to punish a child.
A group of elderly people struggling to remember something.