Refer to the Exhibit

Refer to the exhibit. When configuring a Web Login Page in ClearPass Guest, the information shown is displayed. What is the Address field value 'securelogin.arubanetworks.com' used for?

A) For the client to POST the user credentials to the NAD.
B) For ClearPass to send a RADIUS request to the NAD.
C) For ClearPass to send a TACACS+ request to the NAD.
D) For appending to the Web Login URL, after the page name.
E) For appending to the Web Login URL, before the page name.