Which advantages will this give?

Your boss suggests that you configure a guest self-registration page in ClearPass for the Conference Events SSID.

Which advantages will this give? (Choose two.)
A . It will allow guest users to create a login account for the web login page.
B . It will stop employees from putting their corporate devices on the event network.
C . It will allow employees to get their own devices securely connected to the network.
D . It will allow the Conference center to collect extra information about the guest.
E . It can be pre-located with guest information from the conference registration.

Answer: AE