2 a) Can you invoke an instance method or reference an instance variable from a static method? b) Can you invoke a static method or reference a static variable from an instance method? c) What is wrong in the following code? 1 public class Ct 2 circle c = new Circle(); 4public static void main(String [] args) method1 ; 6 8 public void methodi) f method2 (); 10 12 public static void method2) I 13 14 15 System.out.println ("What is radius"+ c.getRadius))