Your network contains two Web servers named Web1 and Web2. Web1 hosts the company’s corporate Web site. Web2 is a test server that contains a copy of the Web site. Users connect to Web1 by using the URL http://www.contoso.com. A Web developer named User1 plans to test updates to the Web site on Web2. You need to ensure that User1 connects to Web2 by using the URL http://www.contoso.com. The solution must ensure that all other computers connect to Web1.
What should you do?

A.
From User1’s computer, create a record in the Hosts file.

B.
From User1’s computer, create a record in the Lmhosts file.

C.
From a DNS server, create a new Host (A) resource record.

D.
From a DNS server, create a new Alias (CNAME) resource record.