after the user makes choicethe application looks for it in the list of potential values in each casechoice is compared against particular value to create condition for that value when the user types the application outputs the message "you chose red!if none of the options is correctthe else clause is executed by default to tell the user that the input choice is invalid choose runrun module you see python shell window open with the menu displayed the application asks you to select your favorite color type and press enter the application displays the appropriate output messageas shown in figure - repeat steps and but type instead of the application displays different output message -the one associated with the requested color repeat steps and but type instead of the application tells you that you made an invalid choice repeat steps and but type red instead of the application displays the expected error messageas shown in figure - any application you create should be able to detect errors and incorrect inputs shows you how to handle errors so that they're user friendly figure - menus let you choose one option from list of options