Which of the following MUST be configured on the user’s workstations to restore users’ ability to communicate to the Internet?

The IT security group has configured a new server to be the secure gateway for all company Internet traffic and disabled the ability for users to communicate directly to the Internet. Which of the following MUST be configured on the user’s workstations to restore users’ ability to communicate to the Internet?
A. DHCP settings
B. Browser security settings
C. Proxy settings
D. NETBIOS network settings

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