8. (10 pts) Give at least one example of a reasonable method for each of the following classes in the following class hierarchy. Be sure that the method is at the right level in the hierarchy. Constructors, getters and setters don't count for this problem. Vehicle o Car o Airplane Passenger Fighter Bomber o SpaceShip 9. (10 pts) Are a Private and a Platoon in an encapsulation or an inheritance relationship? Explain 10. (10 pts) Present reasonable parent and child classes for the class Tree (the biological kind). Give a short explanation for why the classes you are proposing are in good parent-child relationships