现有:classWrench2{intsize;publicstaticvoidmain(String[]args){Wrench2w=newWrench2();w.size=II;Wrench2w2=go(w w.size);System.out.print(w2.size);}staticWrench2go(Wrench2wr.ints){S=12;returnwr;}}结果为()

现有：classWrench2{intsize；publicstaticvoidmain（String[]args）{Wrench2w=newWrench2（）；w.size=II；Wrench2w2=go（w，w.size）；System.out.print（w2.size）；}staticWrench2go（Wrench2wr.ints）{S=12；returnwr；}}结果为（）

A、11

B、12

C、编译失败

D、运行时异常被抛出