When using a Cisco WLC version 7.0 with a default configuration, how is a remote management HTTPS access connection secu

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When using a Cisco WLC version 7.0 with a default configuration, how is a remote management HTTPS access connection secured?

A. The Cisco WLC uses a pre-shared key to authenticate the user, which limits the number of potential users that can access the controller.
B. The Cisco WLC generates its own local web administration SSL certificate and automatically applies it to the GUI.
C. The Cisco WLC uses a CA certificate for SSL access.
D. The Cisco WLC uses HTTPS to secure the HTTP session via a preconfigured password that generates a certificate for each session.