The Information Technologies policy of your company mandates logging of all calls that last less than one second in Call Detail Records. Which option is the minimum Cisco Unified CM Service Parameter configuration that is needed to ensure compliance to this policy? 

Answer options:

A. Set CDR Enabled Flag to True.
B. Set CDR Log Calls with Zero Duration Flag to True.
C. Set CDR Enabled Flag and CDR Log Calls with Zero Duration Flag to True.
D. Set CDR Enabled Flag to True and set Call Diagnostics Enabled to Enable Only When CDR Enabled Flag is True.
E. Leave CDR Enabled Flag and Call Diagnostics Enabled to their default settings.

C