C. Macbeth sees a dagger that disappears
Answer: The first character who is to blame for the deaths of Romeo and Juliet is Romeo himself. The first reason Romeo is to blame is that he went uninvited to the Capulet party. If Romeo did not go to the party, Romeo would have never met Juliet, and Tybalt would never have known he was there.
Explanation: easy
D. "MP3 Players: The Pros and Cons"
This is because they will compare and contrast the pros and cons of MP3 players.
Hope this helps; have a great day!