What is the default behavior for messages log files in an EMC Data Domain system?

A.
Every day at 06:00 a new log file is opened and the previous log file is renamed

B.
Every Sunday at 03:00 a new log file is opened and the previous log file is deleted

C.
Every Sunday at 03:00 a new log file is opened and the previous log file is renamed

D.
Every day at 06:00 a new log file is opened and the previous log file is deleted