设有如下通用过程:
Public Function f(x As Integer)
Dim y As Integer
x = 20
y = 2
f = x * y
End Function
在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程:
Private Sub Command1_Click()
DIM x As Integer
x = 10
y=5
Z = f(x)
Print x;Z
End Sub
程序运行后,如果单击命令按钮,则在窗体上显示的内容是( )
A.10 5 | B.20 5 | C.20 40 | D.10 40 |