You have been asked ro design a series of user interface screens that will be used by both employees and customers. You proudly roll out your prototypes, expecting accolades and high pratse. Instead, the users who try out your prototype customers and employees alike-are confused, frustrated, and even angry. What are some of the interface problems they might have encountered which caused them to react like this? When you go to your boss for advice, your boss asks you a series of questions regarding the steps you for lowed. What are the questions you'll probably be asked?