[多项选择] If you want to use the Java EE platform’s built-in type of authentication that uses a custom HTML page for authentication. Which two statements are true？（）
A. Your deployment descriptor will need to contain this tag： CUSTOM.
B. The related custom HTML login page must be named loginPage.html.
C. When you use this type of authentication， SSL is turned on automatically.
D. You must have a tag in your deployment descriptor that allows you to point to both a login HTML pageand an HTML page for handling any login errors.
E. In the HTML related to authentication for this application， you must use predefined variable names fort he variables that store the user and password values.