As a senior administrator at Cer-tech .com， you manage a server named ERA1 that runs Windows Server2008. It has the Windows SharePoint Services （WSS） role installed in a standalone mode.You also manage another server called ERA2. For a big project， you install WSS role on ERA2. You indicate duringthe installation that the ERA2 must be the member of a WSS server farm. But you are unable to connect toERA1 in the WSS server farm. What should you do to configure both ERA1 and ERA2 in the WSS serverarm？（）

• A、reduce the Microsoft .NET Framework Trust Level to Low on both ERA1 and ERA2
• B、Reconfigure the Web Management Service on ERA1
• C、Set the Microsoft .NET Framework Trust Level to High on both ERA1 and ERA2
• D、Uninstall the WSS on ERA1 and select the server farm mode while reinstalling it.
• E、None of the above