How can this be corrected?

After configuring Captive Portal in Layer 3 mode, users in the Trust Zone are not receiving the Captive Portal authentication page when they launch their web browsers.

How can this be corrected?
A . Ensure that all users in the Trust Zone are using NTLM-capable browsers
B . Enable "Response Pages" in the Interface Management Profile that is applied to the L3 Interface in the Trust Zone.
C . Confirm that Captive Portal Timeout value is not set below 2 seconds
D . Enable "Redirect " as the Mode type in the Captive Portal Settings

Answer: A,B