You are in charge of designing a menu tree for navigating 1,250 books in a digital library. Present an argument of whether the menu should have larger depth (number of levels) or breadth (number of...

You are in charge of designing a menu tree for navigating 1,250 books in a digital library. Present an argument of whether the menu should have larger depth (number of levels) or breadth (number of items per level). Frequent menu users can become annoyed if they must make severa l menu selections to complete a simple task. Suggest two ways you can refine the menu approach to accommodate expert or frequent users.