单击按钮时，以下程序运行后的输出结果是( )。 PrivateSubprocl(x As Integer, y As Integer, z As IntegeI) x=3*z y=2*z z=x+y End Sub Private Sub Commandl_Click( ) Dim X As Integer, Y As Integer, z As Integer x=1:y=2:z=3 Call procl(x，x，z) Prin tx; x; z Call procl(x, y, y) Print x; y; y End Sub
A．6 6 12 6 10 10
B．9 5 0 5 10 10
C．9 6 12 9 10 15
D．9 10 10 54 10