Gridworld: Part 3: Classes & Interfaces: Set 5: Page 23

1	What methods are implemented inCritter?
2	What are the five basic actions common to all critters when they act?
3	Should subclasses of Critter override thegetActors()   method? Explain
4	Describe three ways that a critter could process actors.
5	What three methods must be invoked to make a critter move? Explain each of  these methods.
6	Why is there no Critter constructor?