package test1； public class Test1 { static int x = 42； } package test2； public class Test2 extends test1.Test1 { public static void main（String[] args） { System.out.println（“x = “ + x）； } } What is the result？（）
A、 x = 0
B、 x = 42
C、 Compilation fails because of an error in line 2 of class Test2.
D、 Compilation fails because of an error in line 3 of class Test1.
E、 Compilation fails because of an error in line 4 of class Test2.
