In Microsoft Dynamics AX 2012, which of the following statements about views are true? (Choose all that apply.)
A. View definitions are not stored in the database.
B. A view can use a complex query to display a very specific set of data.
C. A view can improve performance by updating only specific table fields.
D. A view can improve performance by returning only fields that are relevant to the user.
E. A view retrieves and returns only the data that is relevant to a specific user or scenario.