A small company connected to the Internet through a SOHO (Small Office / Home Office) router wants to make an internal web server public on the Internet. Computers on the LAN (Local Area Network) can access the web pages but Internet users cannot. What should be done to solve the problem?

A.
Make certain the web site has an external DNS (Domain Name Service) (Domain Name Service) name and a public IP (Internet Protocol) address, the web site is functioning, and that port 53 is open on the router.

B.
Make certain the web site has a public IP (Internet Protocol) address, the web site is functioning, and that port 80 is open on the router.

C.
Make certain the web site has an external DNS (Domain Name Service) name and a public IP (Internet Protocol) address, and that port 80 is open on the router.

D.
Make certain the web site has an external DNS (Domain Name Service) name, the web site is functioning, and that port 53 is open on the router.