The nurse blames Romeo for the death of Tybalt because Romeo killed Tybalt in a duel after Tybalt killed Mercutio. This creates tension and conflict in the play, as the nurse is close to both Romeo and the Capulet family.
The Nurse explains the circumstances of Tybalt's death to Juliet because Tybalt is Juliet's cousin.
William Shakespeare
Only for a moment, then she realizes what she is saying and says to the nurse, "Who will maintain my Lord's good name when I, his three-hours' wife, have mangled it?" or words to that effect.
holy friar
A rope ladder.
The nurse's description of the fight and Tybalt's death leads Juliet to believe that Romeo has been killed. She interprets the news of Tybalt's death as a result of a confrontation with Romeo, and this misunderstanding causes her to despair.
Romeo's friend who was slain by Tybalt is Mercutio. It can be suggested that Romeo is partially to blame for his death as well.
The nurse has gone to fetch the rope ladder which will allow Romeo to climb up to Juliet's balcony when she hears of Tybalt's death. She has it with her when she arrives.
The devil is to blame. Really.
The nurse arranged the meeting between Romeo and Juliet after Tybalt's death to allow them to say goodbye before Romeo was banished from Verona. She also wanted to update Juliet on Romeo's condition and to try to comfort her in her grief.
tyybalt is to blame because he killed mercutio under romeos arm.
At first Juliet assumes that Nurse is speaking of her husband, Romeo's death other than the death of her cousin, Tybalt