单项选择题

单击命令按钮时,下列程序的执行结果为
  Private Sub Command1 Click()
    Dim x As Integer,y As Integer
    x=12:y=32
    Call PCS(x,y)
    Print x;y
  End Sub
  Public Sub PCS(ByVal n As Integer,ByVal m As Integer)
    n=n Mod 10
    m=m Mod 10
  End Sub

A.1232
B.232
C.23
D.123