What is three important in act 3 at romeo and Juliet?

Mercutio's decision to fight Tybalt. Romeo's decision to stop the fight. Tybalt's decision to continue fighting Mercutio even when he was being impaired by Romeo. Romeo's decision to revenge himself on Tybalt. Romeo's decision to run. Lady Capulet's decision to paint Romeo as the villain. Romeo's attempt to stab himself. Capulet's decision to promise that Juliet will agree to marry Paris. Capulet's decision to threaten Juliet until she agrees to marry Paris. The Nurse's decision to counsel Juliet to commit bigamy.