For which two purposes can you use a ruleset override application? (Choose Two)

For which two purposes can you use a ruleset override application? (Choose Two)
A . To define applications that are specific to a division within an enterprise.
B . To aggregate multiple built-on applications into a single application
C . As a repository for dependency inversion-based rules.
D . To specialize the appearance of a page that is displayed by a web embed channel.
E . To create the first production application built on a framework application.

Answer: DE