A customer is looking for a deduplication backup solution for their environment and is evaluating EMC Avamar. The customer backs up five test clients of various platforms in their environment to the Avamar server for one week. They are disappointed by the percentage of deduplication that is occurring.
What is the reason for this lower than expected deduplication performance?

A.
EMC Avamar provides a high percentage of deduplication only in a Windows environment

B.
EMC Avamar provides a high percentage of deduplication only in Linux/UNIX environments

C.
Full backups should be performed once a week and incremental backups on the other days to see better deduplication performance

D.
EMC Avamar should be deployed for a larger number of clients and for a longer duration to see better deduplication performance