问题详情

运行下列程序：
Private Sub Form_Click()
Dim sum As Double, i As Integer
For i = 1 To 20
If i Mod 5 = 0 Then
sum = sum + i
End If
Next i
Print sum
End Sub
单击窗体后，则在窗体上显示的结果是()。
A.50
B.100
C.4
D.5050