单项选择题

A.Restart the World Wide Web Publishing Service on the RD Web Access server.
B.Disable Forms Authentication on the Default Web Site on the RD Web Access server.
C.Allow Windows Management Instrumentation (WMI) communication between the RD Gateway server and the RD Session Host server.
D.Allow Windows Management Instrumentation (WMI) communication between the RD Web Access server and the RD Session Host server.