To create a Menu separator between two menu sub items Select one: a. Set the text of the menu to hyphen "-" b. Set the text of the menu to underscore " " c. Set the text of the menu to underscore "-" d. Select "Insert Separator Menu Item" from the menu option e. All of the above In order to show the message in an error, we use the following code. You must select all the options that are correct. Select one or more: a. "Error: " +exp.GetType(): b. All of the above c. exp.GetObjectData().ToString(): d. exp.GetType().ToString(): e. None of the above