These costumes are appropriate for each character because each of the costumes represented the trait and the behavior of each character. Juliet's dress of an angel represented the character of pure and innocent. Romeo's dress of a knight represented the character of bravery. Paris's dress of an astronaut represented the character of delusion and oblivious.
It depends on how important that person is to you or if something someone said stood out to you
Since the conflict is between 2 individuals, it is an interpersonal conflict.