下面程序的输出结果是( )。 public class Sun public static void main(String args[ ]) int i = 9; switch (i) default: System.out.println( default ); case 0: System.out.println( zero ); break; case 1: System.out.println( one ); case 2: System.out.println( two );
A．defaun
B．defauh, zero
C．error default clause not defined
D．no output displayed