不定项选择题
下列程序的输出结果是______。 public class Example{ String str=new String("good"); char ch[]={'a','b','c'); public static void main(String args[]){ Example ex=new Example(); ex.change(ex.str,ex.ch); System.out.printin(ex.str"and"ex.ch); } public void change(String str,char ch []){ str="test ok"; ch[0]='g'; } ) A.good and abc B.good and gbc C.test ok and abc D.test ok and gbc