What is the output of the below Java program? public class A int variable 1; public class Testing public static void main(String[] args) A obji = new AO: System.out.println("Result = " + obj.variable 1); obj 1.variable 1 = 100; A obj2; obj2 = obj1; obj2.variable 1 = 300; 0 Your answer: O Result=0 O Result=100 O Result=300 error