Question 17: Consider the code given below. Choose the correct option…

1 1  interface Travelable{
2 2    void travel();
3 3  }
4 4  interface Flyable{
5 5    void fly();
6 6  }
7 7  interface Seatable extends Travelable, Flyable{
8 8    void seat();
9 9  }
1010  abstract class Vehicle implements Seatable {
1111    public void seat(){
1212      System.out.println("Vehicle seat");
1313    }
1414  }
1515  class Airplane extends Vehicle{
1616    public void travel(){
1717      System.out.println("Plane travel");
1818    }
1919    public void fly(){
2020      System.out.println("Plane fly");
2121    }
2222  }
2323  public class Test{
2424    public static void main(String[] args){
2525      Travelable t = new Airplane();
2626      t.travel();
2727    }
2828  }