Activity (2 items x 5 points) 1. Find the statement that causes the compilation error. 2. Determine the output if that statement is removed. class A { public void test() { System.out.print("A"); } | } class B extends A { public void test() { System.out.print("B"); } } public class C extends A { public void test() { System.out.print("C"); } public static void main(String[] args) { A b1 = new A(); A b2 = new C(); b1 = (A)b2; A b3 = (B)b2; b1.test(); b2.test(); } } Property of STI IT1908 Weeks 15-16