What answer best describes the role of the Cisco TAPI service provider on the CallManager Express?

What answer best describes the role of the Cisco TAPI service provider on the CallManager Express?

A.
sends TAPI messages to the IP phone so that it can pop the associated customer record

B.
sends TAPI messages to the Microsoft CRM server so it can pop the associated customer record

C.
receives TAPI messages from the Microsoft CRM server so that it can pop the associated customer record

D.
increases lookup time of queries sent to the SQL server