What are two valid reasons for defining a case type within a case type-specific ruleset? (Choose Two)

What are two valid reasons for defining a case type within a case type-specific ruleset? (Choose Two)
A . The ruleset can be added to the ruleset stack for multiple applications.
B . The case type might be converted to a component application in the future.
C . A User Story can be associated to a single, fine-grained ruleset within a Branch.
D . The case type ruleset might be converted to a true component in the future.

Answer: C,D