You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services， and configuring aweb services infrastructure. Windows Server 2008 is run by your company. The company network isconfigured as an Active Directory domain named wiikigo.com. The network has a Web server namedWEB1. The domain users use http：//web1 to access WEB1. You have a self-signed certificate generatedfor WEB1 and have WEB1 configured to use SSL. Now you receive report from users saying that they geta warning message when they use https：//web1 to connect to WEB1.You have to make sure that users can connect to WEB1 without receiving a warning message. So what action should you perform？（）

A. Join WEB1 to the wiikigo.com domain. Reissue the self-signed certificate. Request all the users to connect to WEB1 by using https： //web1.wiikigo.com.
B. Create a DNS Host （A） Record for WEB1 in the wiikigo.com zone. Reissue the self-signed certificate.Request all the users to connect to WEB1 by using https： //web1.wiikigo.com.
C. The https： //web1 name should be added to the list of Trusted Sites zone on all the computers in the domain.
D. Open the Certificates snap-in on WEB1. The self-signed certificate should be exported to a web1.cerfile.Have the web1.cer file installed on all the computers in the domain.