These three classes are in separate Java files the same directory.What is the ou

Question

These three classes are in separate Java files the same directory.What is the output if Dog is run? public class Dog extends Mammal {public static void main (string [] args) {new Dog ();}//end main public Dog () {system. out. println ("dog");}//end constructor}//end class Dog public class Mammal extends Animal {public Mammal () {System. out. println ("mammal");}//end constructor}//end class Mammal public class Animal {public Animal () {this ("animal 2"); system. out. println ("animal 1");}//end constructor Animal public Animal (String s) {System. out. println (s);}//end constructor Animal}//end class Animal

Explanation / Answer

Main.java:8: error: cannot find symbol
public class Dog extends Mammal
^
symbol: class Mammal
1 error

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