12 Write code in VB to check the text in txtBox1 under the following conditions if the length of text less than 6:1 character show message box to tell that "text must be more than 6 "characters if the text is numeric, show a 2 "message box "that must be letters if the above conditions are true, 3 add the text in the txtBox1 to ListBox1 as an item 3 (3 )