Questions for LOTF Chapter 4

1. Why was Rodger being a bully to the littleluns?

2.  Why doesn't Ralph change the responsibility of who kindles the fire after Jack's irresponsibility?

3. Was is necessary for Jack to hit Piggy?

4. How did they relight the fire if Piggy's glasses broke?

5. Why are Jack and his group still lusting for blood after they killed a pig?