现有: <br /> class  Wrench2  {     <br /> int size; <br /> public static void main(String  []  args)  {     <br /> Wrench2 w=new Wrench2();     <br /> w.size=II; <br /> Wrench2 w2=go(w, w.size);    <br /> System. out .print (w2. size);     <br /> } <br /> static Wrench2 go(Wrench2 wr. int s)  {     <br /> S=12; <br /> return wr;    <br /> }    <br /> }<br /> 结果为()    
A、 11
B、 12
C、编译失败
D、运行时异常被抛出