单击命令按钮时，下列程序段的执行结果为( )。
Public Sub Procl(n As Integer,ByVal m As Integer)
　n=n Mod 10
　m=m\10
End Sub
Private Sub Command1_Click()
　Dim x As Integer,y As Integer
　x=12;y=34
　Call Procl(x,y)
　Print x;y
End Sub

A．12 34

B．2 34

C．2 3

D．12 3