How do you set the server to debug events associated to the Cisco CRM Communications Connector server software?

How do you set the server to debug events associated to the Cisco CRM Communications Connector server software?

A.
Open the web.config file on the Microsoft CRM server and set debugging= parameter to a specific debug level.

B.
Open the global.config file on the Microsoft CRM server and set the debugging= parameter to a specific debug level.

C.
Using the administration configuration utility on the server, check the debugging box and select the level of debugging that you desire.

D.
Turn on the Cisco CRM Communications Connector debugging service on the Microsoft CRM server.