A specific URL has been identified as containing malware. What action can you take to block users from accidentally visiting the URL and becoming infected with malware?

A.	Enable URL filtering on the perimeter router and add the URLs you want to block to the router's local URL list.
B.	Enable URL filtering on the perimeter firewall and add the URLs you want to allow to the router's local URL list.
C.	Enable URL filtering on the perimeter router and add the URLs you want to allow to the firewall's local URL list.
D.	Create a blacklist that contains the URL you want to block and activate the blacklist on the perimeter router.
E.	Create a whitelist that contains the URLs you want to allow and activate the whitelist on the perimeter router.