Romeo and Juliet Act 1: Scene 5

Why was Tybalt reprimanded? He was a short temper and he wants to kill Benvolio or Romeo.
What did Romeo say to Juliet to talk her into kissing him? The lips of saints were used in prayer, so it would be saint-like to use their lips to kiss to remove them of their sins.
What does the nurse tell Juliet that makes her so upset? She tells her Romeo is a Montague and she can’t be with him.
What use is that first part of the scene involving conflict? Building suspense because of conflict.