Hich one-sentence conclusion would make the reader want to know more about the topic

What does this quotation from the introduction of thedeclaration of independence do?

Mike and his wife, amanda, are arguing about his in-laws. mike doesn’t want them to visit because they fight all the time when they come to the house and he is worried about the effect that their fighting is having on mike and amanda’s children. amanda finally yells out: “what about our fighting? ” mike replies, “well, that’s different. we fight because we’re having a disagreement, they fight because they hate each other! ” this is an example of

Ais a way of expressing the relationship of a number, quantity, substance, or degree between two components