单项选择题

有以下程序
  #include
  #include
  struct A
  { int a; char b[10]; double c;};
  void f(struct A t);
  main()
  { struct A a={1001,"ZhangDa",1098.0};
  f(a); printf("%d,%s,%6.1f\n",a.a,a.b,a.c);
  }
  void f(struct A t)
  { t.a=1002; strcpy(t.b,"ChangRong");t.c=1202.0;}
  程序运行后的输出结果是()

A.1001,zhangDa,1098.0
B.1002,changRong,1202.0
C.1001,ehangRong,1098.O
D.1002,ZhangDa,1202.0