You do not need to be in symbol-editing mode to modify a button.

What will be the output of the following program when the button is clicked on?

``` Private Sub btnDisplay_Click(...) Handles btnDisplay.Click Dim word1, word2, word3 As String word1 = "First" word2 = "Second" word3 = "Third" Myproc(word1, word2, word3) End Sub Sub Myproc(var3 As String, var2 As String, var1 As String) txtBox.Text = var1 & var2 & var3 End Sub ``` (A) FirstSecondThird (B) ThirdSecondFirst (C) SecondThirdFirst (D) No output

The disk can hold many _____________, each of which contains either data or program instructions.

Fill in the blank(s) with the appropriate word(s).