What is the output of the following program?
1 import java.util.*;
2 public class Fruits<T>{
3 public void print1(List<?> list) {
4 System.out.print("1" + list.size());
5 System.out.print(list);}
6 public static <T>void print2(List<? extends T> list) {
7 System.out.print("2" + list.size());
8 System.out.print(list);}
9 public static <T>void print3(List<? super T> list) {
10 System.out.print("3" + list.size());
11 System.out.print(list);}
12 public static void main(String[] args) {
13 Fruits<String> f = new Fruits<>();
14 List<String> fruits = new ArrayList<>();
15 fruits.add("pearl");
16 f.print1(fruits);
17 print2(fruits);
18 print3(fruits);}}
Choice:
A. 11[pearl]21[pearl]31[pearl]
B. 11pearl21pearl31pearl
C. 11[pearl]21[pearl]
D. 11[pearl]
E. compiler error at line 6
F. compiler error at line 9
G. compiler error at other lines
H. code throws runtime exception
