Which of the following statements is correct based on the firewall configuration illustrated in the
exhibit?

A.
A user can access the Internet using only the protocols that are supported by user authentication.

B.
A user can access the Internet using any protocol except HTTP, HTTPS, Telnet, and FTP. These
require authentication before the user will be allowed access.

C.
A user must authenticate using the HTTP, HTTPS, SSH, FTP, or Telnet protocol before they can
access any services.

D.
A user cannot access the Internet using any protocols unless the user has passed firewall
authentication.