How do i get this to work with Van, sedan class public class TestDrivable { public static final int LEFT = 0; public static final int RIGHT = 1; public static goForward(Drivable vechicle) { vechicle.accelerate(); vehicle.decelearate(); } public static turn(Drivable vehicle, int direction) { vehicle.decelerate(); vehicle.turn(direction); vehicle.accelerate(); } public static void main(String [] args) { Van mini = new Van;