You need to ensure that the NPS log files on Server1 contain information about the duration of client connections, What should you do?

Your network contains a server named Server1 that runs Windows Server 2008 R2. Server1 has the
Network Policy Server (NPS) role service installed. You need to ensure that the NPS log files on
Server1 contain information about the duration of client connections, What should you do?

A.
Enable the Authentication requests setting.

B.
Configure the DTS Compliant log file format.

C.
Configure the IAS (Legacy) log file format.

D.
Enable the Accounting requests setting.

Explanation: