DCJ question

Which of the evolution events bellow can be modeled by using one or more double-cut-and-join operations?

I - Translocation
II - Reversal
III - Block interchange

1. I, II and III. 
2. I and II. 
3. I and III. 
4. II and III. 
5. None of the above

Author: João Paulo Pereira Zanetti
Translation: Rafael Soares Padilha