Type Match - Java Quiz Question

Type Match2850 Next-but

What will be the output of the following program?

public class GenericsDemo {
    public static void main(String[] args) {
        A b = new A(20);
        int sum = 10;
        sum += b.ob;
        System.out.println("Sum = " + sum);
    }
}
class A<T> {
    T ob;
    public A(T ob) {
        this.ob = ob;
    }
    public void print(T ob) {
        System.out.println("Obj = " + ob);
    }
}

	Obj = 20 Sum = 30
	Obj = 10 Sum = 10
	Obj = 10 Sum = 30
	Compilation Error or Runtime Error

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