Visual Basic

What will be the output of the following program when the button is clicked? (4 points) Private Sub btnDisplay_Click(.) Handles btnDisplay.Click Dim wordi, word2, word3 As string word1 "First" word2"Second" word3- "Third" Myproc (wordl, word2, word3) End Sub Sub Myproc (var3 As String, var2 As String, varl As string) End Sub txtBox . Text = var1 & var2 & var3 el (4 points