What is the output of this program?import java.util.*; public class stack_Example { public static void main(String args[]) { Stack object = new Stack(); object.push(new Integer(20)); object.push(new Integer(12)); object.pop(); object.push(new Integer(60)); System.out.println(object); } }

What is the output of this program?import java.util.*; public class st

1.	What is the output of this program?import java.util.*; public class stack_Example { public static void main(String args[]) { Stack object = new Stack(); object.push(new Integer(20)); object.push(new Integer(12)); object.pop(); object.push(new Integer(60)); System.out.println(object); } }
A.	[20, 60]
B.	[20, 12, 60]
C.	[20, 12]
D.	[12, 60]
E.	None of these
Answer» B. [20, 12, 60]

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What is the output of this program?import java.util.*; public class stack_Example { public static void main(String args[]) { Stack object = new Stack(); object.push(new Integer(20)); object.push(new Integer(12)); object.pop(); object.push(new Integer(60)); System.out.println(object); } }

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