In an app that tracks the training events and registrations of trainees, how can you ensure that only committed registrations associated to the specific trainingevent are shown in the list view on the Trainingevent_Registration_Overview page? 1.Change the Registration ently to a non-persistent entity 2.Set the data source of the List view to XPath that retneves relevant Registration objects from the database 3.Extend the Registration entity with a Boolean variable Status inmate with the value Fate that will be se the object has been committed to the database. Then restrict the selection of objects shown in the t applying an XPath constraint [Status=false()] 4.Set the data source of the List view to Association that retrieves relevant Registration object via the association