public class Drink extends Bite $\{$

public void method$3()\{$

System.out.println$("$Drink $3")$;

$\}$

$\}$

public class Sip extends Gulp $\{$

public void method$1()\{$

System.out.println$("$Sip $1")$;

$\}$

public void method$3()\{$

System.out.println$("$Sip $3")$;

$\}$

$\}$

public class Bite extends Gulp $\{$

public void method$1()\{$

System.out.println$("$Bite $1")$;

$\}$

public void method$3()\{$

System.out.println$("$Bite $3")$;

super.method$3()$;

$\}$

$\}$

public class Gulp $\{$

public void method$2()\{$

System.out.println$("$Gulp $2")$;

method$3()$;

$\}$

public void method$3()\{$

System.out.println$("$Gulp $3")$;

$\}$

$\}$

Suppose the following variables are defined:

Object var$1=$ new Bite$()$;

Gulp var$2=$ new Gulp$()$;

Gulp var$3=$ new Sip$()$;

Bite var$4=$ new Drink$()$;

Object var$5=$ new Gulp$()$;

Gulp var$6=$ new Drink$()$;