Question: class Animal{} class Dog extends Animal{} class Wolf extends Animal{} public class HelloWorld{ public static void main (String[] args) { Animal a; Dog d =

class Animal{} class Dog extends Animal{} class Wolf extends Animal{} public

class Animal{} class Dog extends Animal{} class Wolf extends Animal{} public class HelloWorld{ public static void main (String[] args) { Animal a; Dog d = new Dog(); //Line1 Wolf w = new Wolf(); //Line2 a = d; d = (Dog) a; I/Line3 1/Line4 W = (Wolf) a; //Line5 } } Select one: a.Line 1 b.Line 5 C. Line 4 d.Line 3 e.Line 2

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