VISUAL BASIC QUESTION ---Please tell me the output of this code. Put (*) to denote spaces Dim x, y, z As Integer Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click End Sub Sub donald() x = 8 y = 6 z = 3 Louie() Hewey() Louie() Dewey Louie() End Sub Sub Hewey() x -= 6 y += 4 z -= 9 End Sub Sub dewey() x = y y = z z *= 7 End Sub Sub louie() lstDisplay.Items.Add(String.Format(?)) End Sub Solution Code Compiled in visual studio 2008 for  Hewey() the result is x=8-6=2 ,y=6+4=10 , z=3-9=-6 for  dewey() the result is x=10,y=-6, z=-42 code is : Imports System Imports System.Drawing Imports System.Windows.Forms Public Class Form1 Dim x, y, z As Integer Friend WithEvents lstDisplay As ListBox Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click End Sub Sub donald() x = 8 y = 6 z = 3 louie() Hewey() louie() dewey() louie() End Sub Sub Hewey() x -= 6 y += 4 z -= 9 End Sub Sub dewey() x = y y = z z *= 7 End Sub Sub louie() lstDisplay.Items.Add(String.Format(\"?\")) End Sub End Class .